...Economic Efficiency Economic efficiency is when objectives of the individual, firm or government are attained by the combination of the various factors of production at a minimum cost. Efficiency can be measured in different forms; productive, allocative and X-efficiency. Productive Efficiency In evaluating the productive efficiency of a market, we are looking at the minimum cost derived as a result of producing or supplying a good. In the short term, efficiency is achieved when a unit of output is attained at the very base of the average cost curve as shown in Fig 1a below. FIG 1a Cost FIG 1b Cost Economic Efficiency in the long run MC AC LRAC C1 SRATC1 Economic Efficiency SRATC2 C In the short-term Ce 0 Q Output 0 Q1 Qe Output From Fig 1b above, the market productive efficiency level can be best measured in the long run. In the long run, the various short term output levels on the scale of production compared, reveals the most minimum cost as a result of producing a unit more of output. As shown in Fig 1b, the most efficient level of production is at CeQe on the...
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...use this example throughout this Exercise: Standard cost of Product A $ Materials (5kgs x $10 per kg) 50 Labour (4hrs x $5 per hr) 20 Variable o/hds (4 hrs x $2 per hr) 8 Fixed o/hds (4 hrs x $6 per hr) 24 102 Budgeted results Production: 1,200 units Sales: 1,000 units Selling price: $150 per unit ACTUAL Results Production: 1,000 units Sales: 900 units Materials: 4,850 kgs, $46,075 Labour: 4,200 hrs, $21,210 Variable o/hds: $9,450 Fixed o/hds: $25,000 Selling price: $140 per unit 1. Variable cost variances Direct material variances The direct material total variance is the difference between what the output actually cost and what it should have cost, in terms of material. From the example above the material total variance is given by: $ 1,000 units should have cost (x $50) 50,000 But did cost 46,075 Direct material total variance 3, 925 (F) It can be divided into two sub-variances The direct material price variance This is the difference between what the actual quantity of material used did cost and what it should have cost. $ 4,850 kgs should have cost (x $10) 48,500 But did cost 46,075 Direct material price variance 2,425 (F) The direct material usage variance This is the difference between how much material should have been used for the number of units actually produced and how much material was used, valued at standard cost 1,000 units should have used...
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...PVSEC, HAMBURG, GERMANY 2011 Solar cell generations over 40% efficiency R. R. King*, D. Bhusari, D. Larrabee, X.-Q. Liu, E. Rehder, K. Edmondson, H. Cotal, R. K. Jones, J. H. Ermer, C. M. Fetzer, D. C. Law and N. H. Karam Spectrolab, Inc., 12500 Gladstone Ave, Sylmar, CA 91342, USA ABSTRACT Multijunction III-V concentrator cells of several different types have demonstrated solar conversion efficiency over 40% since 2006, and represent the only third-generation photovoltaic technology to enter commercial power generation markets so far. The next stage of solar cell efficiency improvement, from 40% to 50%-efficient production cells, is perhaps the most important yet, since it is in this range that concentrator photovoltaic (CPV) systems can become the lowest cost option for solar electricity, competing with conventional power generation without government subsidies. The impact of 40% and 50% cell efficiency on cost-effective geographic regions for CPV systems is calculated in the continental US, Europe, and North Africa. We take a systematic look at a progression of multijunction cell architectures that will take us up to 50% efficiency, using modeling grounded in well-characterized solar cell materials systems of today’s 40% cells, discussing the theoretical, materials science, and manufacturing considerations for the most promising approaches. The effects of varying solar spectrum and current balance on energy production in 4-junction, 5-junction, and 6-junction terrestrial concentrator...
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...Dr. Mohammed Alwosabi Econ 140 – Ch.2 Notes on Chapter 2 PRODUCTION POSSIBILITIES FRONTIER This chapter reinforces the central themes of Chapter one by laying out the core economic model, the PPF, and using it to illustrate the concepts of scarcity, tradeoff and opportunity cost. It explains, with a model, the concepts of marginal cost and marginal benefit, introduces efficiency, and explains how we can expand production by accumulating capital and improving technology. The economic problem of allocating resources (making choices) in a situation of scarcity can be illustrated by explaining the concept of the production possibilities frontier (PPF). Production Possibilities Frontier (PPF) refers to the maximum combinations of goods and services an economy can produce efficiently using its available resources and technology within a given period of time. It is the boundary between the goods and services that can be produced from those that cannot. The PPF model is a graphical illustration with the following assumptions 1. The society has a fixed amount of available common resources. i.e., the same limited resources can be used to produce either of the goods. 2. The society has a fixed amount of technology 3. Full employment of resources 4. The choice is between producing two goods: Machines and Food. All other goods and services are assumed being the same (ceteris paribus). This assumption is to allow the use of simple graphical analysis. Note that these assumptions are...
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...revenue. Toyota was the largest automobile manufacturer in 2012 (by production). In July of that year, the company reported the production of its 200-millionth vehicle. Toyota is the world's first automobile manufacturer to produce more than 10 million vehicles per year. It did so in 2012 according to OICA, and in 2013 according to company data. As of July 2014, Toyota was the largest listed company in Japan by market capitalization (worth more than twice as much as #2-ranked Softbank) and by revenue. The company was founded by Kiichiro Toyoda in 1937 as a spinoff from his father's company Toyota Industries to create automobiles. Three years earlier, in 1934, while still a department of Toyota Industries, it created its first product, the Type A engine, and, in 1936, its first passenger car, the Toyota AA. Toyota Motor Corporation produces vehicles under 5 brands, including the Toyota brand, Hino, Lexus, Ranz, and Scion. It also holds a 51.2% stake in Daihatsu, a 16.66% stake in Fuji Heavy Industries, a 5.9% stake in Isuzu, and a 0.27% stake in Tesla, as well as joint-ventures with two in China (GAC Toyota and Sichuan FAW Toyota Motor), one in India (Toyota Kirloskar), one in the Czech Republic (TPCA), along with several "nonautomotive" companies. TMC is part of the Toyota Group, one of the largest conglomerates in the world. Toyota has long been recognized as an industry leader in manufacturing and production. Three stories of its origin have been found, one that they studied Piggly-Wiggly's just-in-time distribution...
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...changes without having to worry about consolidating plants or making substantial reductions in personnel at any plant” stated by Robert Housman, president of Disposable Device Sector of Medical Products Company (Hayes, R., 1995, Harvard Business School). MPC supplied diagnostics systems and medical devices to several health care locations world-wide. In 1990, the combined sales of disposable devices were over $2 billion, two-thirds took place in Europe. By comparing the past data and forecasting the next five years, MPC needs to ask itself, “How will we meet these demands? Do we have enough capacity to stay in competition with our competitors, and if not, succeed them?” Through quantitative review of each plant individually and yearly production increase, problems have surfaced while viable solutions have been discovered. Summary of European Hypodermic Products: “The key to an effective hypodermic plant is uninterrupted, around–the-clock, in-line operation with high uptime. In particular, efficient utilization of molding operations, where the bulk of the plant’s assets are located, is essential” (Hayes, R., 1995, Harvard Business School) In 1990, the disposable device sector made MPC the world leader accounting for 55% of overall sales. This sector was broken into five main core groups; hypodermic syringes and needles, diabetic care, IV, PSD, and medical gloves. Hypodermic products include both...
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...1 Use budgets for performance evaluation. L.O.2 Develop and use flexible budgets. L.O.3 Compute and interpret the sales activity variance. L.O.4 Prepare and use a profit variance analysis. L.O.5 Compute and use variable cost variances. L.O.6 Compute and use fixed cost variances. L.O.7 (Appendix) Understand how to record costs in a standard costing system. For the second month in a row, profits at our Bayou Division are down and I don’t know why. We budgeted $190,000 in profit for August, but the actual result was only $114,500. We thought we had developed realistic monthly budgets. I know sales were down some, but I’m not sure that is the only problem there is. I am not one who believes that favorable variances are always “good” and unfavorable variances are always “bad.” [See the In Action item, “When a Favorable Variance Might Not Mean ‘Good’ News.”] I need more information from the analysis if I am going to turn things around. What I need to know is whether we should focus on improving the marketing of the division or if we need to take a look at our manufacturing operations. We don’t have a lot of extra resources here at Corporate, so I have asked Philippe [Broussard, the president of Bayou] to identify the primary cause of the shortfall—revenues or costs—and report back to me next week. If Bayou can’t improve, we may have to dispose of it. Meera Patel, the CFO of Newfoundland Enterprises, was discussing her concern about the performance of the company’s Bayou Division...
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...provide efficiency'. Discuss. In order to discuss the above, it is necessary to provide not only a definition of the price mechanism, but also an explanation of its application in real-world microeconomics. John Sloman describes the price mechanism as ‘the system in a market whereby changes in price in response to changes in demand and supply have the same effect of making demand equal to supply’ (Sloman, 2012). We will also look at the theory of the price mechanism. The fundamental economic problem is that, human needs are, for intensive purposes, infinite, whereas resources are scarce, and are capable of alternative uses. Because of this, choices must be made about: what to produce, how much to produce and how to produce it, and for whom. In response to the fundamental economic problem, for producers to be efficient, they must allocate their resources efficiently. The price mechanism, in theory, allows for more efficient production. In practice, under the price mechanism, all goods and services produced have a market price, which is determined by the market forces of supply and demand. The price mechanism means that with shortages in supply of a good the price will rise. As the price increases, producers supply more (as they will be more profitable), and demand falls due to the rise in prices, so consumers buy less. s The diagram above shows the rise in price (from P1 to P2) and the subsequent fall in production from Q1...
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...average) less input costs, economies of scale (ES) are said to be achieved. Alternatively, this means that as a company grows and production units increase, a company will have a better chance to decrease its costs. According to theory, economic growth may be achieved when economies of scale are realized. Adam Smith identified the division of labor and specialization as the two key means to achieve a larger return on production. Through these two techniques, employees would not only be able to concentrate on a specific task, but with time, improve the skills necessary to perform their jobs. The tasks could then be performed better and faster. Hence, through such efficiency, time and money could be saved while production levels increased. Just like there are economies of scale, diseconomies of scale (DS) also exist. This occurs when production is less than in proportion to inputs. What this means is that there are inefficiencies within the firm or industry resulting in rising average costs. Internal and External Economies of Scale Alfred Marshall made a distinction between internal and external economies of scale. When a company reduces costs and increases production, internal economies of scale have been achieved. External economies of scale occur outside of a firm, within an industry. Thus, when an industry's scope of operations expands due to, for example, the creation of a better transportation network, resulting in a subsequent decrease in cost for a company working...
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...greater efficiency in car production. One of the major strategies implemented by Toyota and Honda to achieve greater efficiency in car production is pursuing the continuous improvement and using “lean” production system in order to eliminate waste in the organization. Toyota and Honda show a strong emphasis on total product quality not only at the expense of lead time but also in the development of productivity. Lean production system has combined the flexibility and quality of craftsmanship with the low costs of mass production (Hindle, 2008). It aims at eliminating the waste in the different stages throughout manufacturing system and process by empowering employees and developing smooth relationship with suppliers and partners. The other key strategy implemented by Toyota and Honda for greater efficiency is the global strategy. In order to expand and exploit potential scale economies, Toyota and Honda establish the global manufacturing system. Toyota and Honda’s home market is not large enough to gain cost efficiencies which leads the companies to look to international markets. They employ the method of foreign direct investment (FDI) to set up their plants and operations in their major foreign markets. They achieve greater efficiency by taking advantages of national differences on cultures, market conditions, politics and others. Besides, Toyota and Honda set up foreign plants that can decrease the input costs through reducing the transportation costs, which...
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...of contents Page 2 1. Introduction Page 3 2. Problem Statement Page 3 3. Performance Measures and Trade-Offs Page 4 4. Assumptions Page 5 5. Iterative Plan Page 5 5.1. Integer Programming Model Page 5 5.2. Integer Programming Model Considering Overtime Page 6 5.3. Integer Programming Model Considering Hiring/Firing Page 7 6. Conclusion Page 9 1. Introduction In this case study, production planning of MacPherson Refrigeration Limited (MRL) for the next year is conducted. In order to provide some background information about the company and the related production plant; there are some points to be mentioned. First of all MRL is relatively large company with a sales of about $28.5 million and for the last ten years they are in the business of producing consumer refrigeration. Secondly, the production plant which this production planning is related has an increased efficiency in the last years through process design and assembly technologies. In this report, process and results of this case study is presented. In this first part, problem which is going to be studied is presented. Following that, decision criteria and performance measures are given in order to evaluate results. Then, assumptions are made considering the business environment and an iterative process of combining quantitative and qualitative measures is conducted. Finally, conclusion about the report...
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...likely to crack in commonly experienced falls. The weaker helmets cost about $8 less to produce. There is no simple way for consumers to determine helmet safety. a) This is a case of market failure caused by externalities emanating from some production agents of the helmets producing lower quality hence weaker helmets while still pricing them at the same price level as the safer, higher quality helmets. This causes a high negative production externality as the consumers will eventually lump all helmets as unsafe, which will negatively affect the other companies as the consumers cannot determine easily the safety of the different brands of helmets. Thus, the consumers may opt to forego riding motorcycles altogether. b) Since the producing agents of the weaker helmets are only considering maximizing the profits at the expense of quality and safety, they do not take into consideration the social costs associated with the use of weaker helmets. Initially, the production agents for these weaker helmets will receive high marginal benefits than marginal costs due to the use of heaper production materials. However, the do not take into account the effect f the cost to society in the form of head injures and deaths resulting from the use of these helmets. The marginal benefit for the weaker helmets will be higher than the marginal costs hence the market will be allocating inefficient. The lower production cost and higher profits will create a false market...
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...Danshui Plant No.2 The following case focuses on Danshui, a contract manufacturer that assembled electronic products. Danshui is currently in the third of a 12 months’ contract to assemble 2.4 million units of Apple’s iPhone 4. Monthly production target for Danshui is 200,000 units but three months’ study reflects that Danshui may not meet this target in 12 months and would also overrun the cost barrier thus landing in an unprofitable situation. Plant controller, Jianye Ma presented her analysis for August production to the plant manager, Wentao Chen. According to this report, the main difficult the plant is facing is being able to hire enough people to get the production to the 200000 units per month budgeted, despite having increased wages by a 30%. Questions 1. A. Total expected Cost – 41,140,000$ for 200,000 units ------------------------------------------------- Cost per unit – 205.70$ B. Actual Cost – 3,8148,000$ for 180,000 units ------------------------------------------------- Cost per unit – 211.91$ 2. The flexible budget variances can be seen in Appendix1. According to the results, there is an overall unfavourable variance of 1048.2$. this means, that even if production has been 180,000 instead of 200,000, there is still a variance NOT EXPLAINED by the reduction in volume. The colours in appendix one represent whether the impact of the variance is positive (green) or negative (red). It can be seen, that assembly and packaging represents the highest...
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...capabilities): * Does the firm have resources or capabilities that explain one of the following building blocks? * Superior Efficiency * Superior Innovation * Superior Quality * Superior Customer Responsiveness * If so, then they are distinctive and create a COMPETITIVE ADVANTAGE (either differentiation or low cost) * Quality divided into two components: excellence & reliability * Quality as excellence - features, functions or services that support the "excellence" perception * Quality as reliable - rarely breaks down and performs intended function This Week's Lecture: Chapter 5 NOTE: product offering--> can refer to actual product, advertising, features, quality, etc. * Economies of Scale - producing more units reduces unit costs * Driven from fixed costs and division of labour (more specialized --> efficient at performing their tasks) * Unit Cost = (Variable Costs + FC) / Total # of products * Learning Effect (very different from Economies of Scale) * Process innovation drives the learning effect * As workers become more experienced at producing a product, they learn/identify a better way of producing the product * Identify a better process * Porter argues there are only two generic business strategies 1. Low Cost Structure 2. Differentiation 1....
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...Stochastic frontier analysis of the efficiency of Nigerian banks Abstract Using the Stochastic Frontier Analysis (SFA) the efficiency of Nigerian banks was analysed. The result of the study proved that there is inefficiency in the Nigerian banking system and that the level of inefficiency ranged from 0 to 19 per cent of total cost. The study was able to derive the individual bank's level of inefficiency. Put differently, the study was able to derive the individual bank's level of efficiency. I. INTRODUCTION In the last three decades, as bank regulators open their financial Industries for competition and liberalisation, many banks operated at a level that is less efficient and profitable leading to unsoundness or distress in the industry; thus generating concerns and worries among the bank stakeholders. There are a large number of studies which employ models to explain inter-bank differences in earnings, bank efficiency and continuous existence (failure) in the United States of America and other developed countries of the world. Similar studies have not been carried out using data from emerging markets like Nigeria especially when viewed against the background of the statement of Barltrop and McNaughton (1992) that financial analysis should be done within the context of the particular country and economic environment as each country has a different economic environment, different regulatory and legal environment, different commercial practices, different accounting...
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