# Reasons for increasing returns to scale. What are the causes of increasing returns to scale and decreasing returns to scale? 2019-02-09

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## Economies of Scale

A function F is homothetic if it is itself a monotonic transformation of a homogeneous function. While the law of diminishing return is harmful because when cost of production increases, price also increases. With this principle, rather than experiencing continued decreasing costs and increasing output, a firm sees an increase in marginal costs when output is increased. It has a lot to say, even after all of the equations were stripped out of it. So production costs decrease due to the complete utilization of the productive capacity of a sugar plant. In figure 10, we see that increase in factors of production i.

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## What Is Returns to Scale Economics?

According to the law of diminishing costs as the output increases, average cost per unit goes on diminishing. Thus, it shows that both marginal and average production increase as a result of the increase in the factors of production. Thus, Frisch 1965 carefully differentiates between a factor beam i. Law of Returns to scale: If we vary all the factors without keeping constant any factor we get increasing returns, constant returns and diminishing returns to scale one after another. If the law of diminishing returns holds, however, the marginal cost curve will eventually slope upward and continue to rise, representing the higher and higher marginal costs associated with additional output.

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## 4.1.4.3 Returns to Scale Flashcards

If 20 percent increase in labour and capital is followed by 10 percent increase in output, then it is an instance of diminishing returns to scale. Explanation of the law : The present law can be explained in two forms i. Obviously, if he is facing decreasing returns to scale, then organizing them into several, decentralized, separate factoriesis better than throwing them all together into a single, centralized factory. Consequently, intensive production functions offer a more compact form of analyzing production, particularly in theories where increasing scale is present but needs to be subsumed e. Now, if we interpret this function to be a production function, then the implications are obvious. When production is carried after a particular stage, the firm faces diminishing returns to scale. In other words, one needs to replicate the North Sea and Paris completely, is entirely possible.

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## Diseconomies of Scale

Economies of Large Scale: Initially, as we employ more and more units of variable factors with fixed factors, productivity of both the factors increases. For example, we may double the output by setting up two plants factories which use the same quantity and the same type of workers, machinary, raw materials and other inputs. In the long run all factors of production are variable and subject to change due to a given increase in size scale. In one week the shop served 250 clients. This is the expression for the marginal product of labor in an intensive production function. Generally, laws of returns to scale refer to an increase in output due to increase in all factors in the same proportion. Therefore, as the scale of production increases, these indivisible factors are utilized better and more efficiently.

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## Diseconomies of Scale

Therefore, cost per unit goes on decreasing. Thus, we can say that the production of shoes obeys the Law of Increasing Returns. The third and final reason for diseconomies of scale happens when there is a mismatch between the optimum level of outputs between different operations. Finally, the Leontief production function applies to situations in which inputs must be used in fixed proportions; starting from those proportions, if usage of one input is increased without another being increased, output will not change. In such an economy there can be no true unemployment because there are no true firms.

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## Diseconomies of Scale

The marginal production of the second unit will be 6 10-4 and average production will be 5. This article needs additional citations for. Marshall, the law of increasing returns is generally applicable to manufacturing industries as these units are dominated by man. Typically economists assume that labor is a variable factor of production; it can be increased or decreased in the short run in order to produce more or less output. Minimum Efficient Scale This is the minimum point of output necessary to achieve the lowest A. The definition of the concept of returns in to scale in a technological sense was further discussed and clarified by Knut l 1900, 1901, 1902 , P. Thus, in the presence of constant returns to scale, quasi-concavity actually implies diminishing marginal productivity.

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## Causes of law of increasing returns, diminishing returns and negative returns

Additional cost associated with producing one more unit of output. We can see the impact of changing capital-labor ratios on both the output-labor ratio and the output-capital ratio directly in Figure 3. Definition The law of returns to scale describes the relationship between outputs and the scale of inputs in the long-run when all the inputs are increased in the same proportion. It means that there is no change in technology during the time considered. This, of course, is the very definition of constant returns to scale. For, instance a manufacturer of electrical company finds that it can double its output by replicating its current plant and labour force, that is, by building an identical palnt beside the old one.

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## What Is Returns to Scale Economics?

Constant returns to scale arises after increasing returns to scale and before diminishing or decreasing returns to scale. While economies of scale show the effect of an increased output level on unit costs, returns to scale focus only on the relation between input and output quantities. We can see the implication for increasing or decreasing returns. Specialization leads to the employment of skilled and efficient labourers. Law of Increasing Returns Operate on Account of Division of Labour. Marty mentions one economic fact that has big implications even outside of business cycle theory. This is caused by the first increasing, and then decreasing, marginal returns to labor.

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