# Explain production function. Cobb 2018-12-22

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## Production Function in Economics: Definition, Formula & Example

It is defined in case of two inputs, capital and labour, as the amount of capital that can be replaced by an extra unit of labour, without affecting total output. It is found that 10 percent of fabric is wasted in that process. This, also, is a fundamental theorem of income distribution and one of the most significant theorems in economics. Thus, the decision is to minimize cost subject to an output constraint or maximize the output subject to a cost constraint. Long run production function connotes the time period, in which all the factors of production are variable.

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## Properties Of

To this end, the marginal product of a factor is defined as the amount that output would be increased if one more unit of the factor were employed, all other circumstances remaining the same. As a result, it is important to understand how to manage both service and manufacturing operations. The marketing function of Merck is responsible for promoting new pharmaceuticals to target customers and bringing customer feedback to the organization. Obviously with the same budget the firm can now purchase lesser units of labour. Hence, as the values of exponents a and b of labour and capital are less than one in Cobb-Douglas production function, they denote diminishing returns to a factor. The cost data and the technological data can now be brought together.

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## Explain the properties of Cobb

There are vast differences among inputs in how readily they can be substituted for one another. For example, operations must work with marketing to understand the exact wants of a particular group of customers. Graphing the Production Function The castaway Carl production function we've been looking at throughout this lesson, where the number of coconuts the stranded traveler can collect is proportionate to the number of hours he spends collecting coconuts, can be graphed like this: The production function of this graph shows that at some point, there are diminishing returns of coconuts as the amount of labor increases. In general a given output can be produced with different combinations of inputs. However, as marginal costs increase due to the law of diminishing returns, the marginal cost of production will eventually be higher than the average total cost and the average cost will begin to increase.

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## Production Management : itâ€™s Meaning, Definition, Function and Scope

When looking at the production function in the short run, therefore, capital will be a constant rather than a variable. There are different types of production functions that can be classified according to the degree of substitution of one input by the other. Three isocost lines are shown, corresponding to variable costs amounting to v 1, v 2, and v 3. In this stage, the employment of additional variable inputs increases the output per unit of fixed input but decreases the output per unit of the variable input. Second, the production function gets flatter as the amount of labor increases, resulting in a shape that is curved downward.

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## Theory of production

We need land, seedlings, fertilizer, water, labour, and some machinery. Second, in manufacturing organizations customers typically have no direct contact with the process of production. These include the relationship between the prices of commodities and the prices or wages or rents of the productive factors used to produce them and also the relationships between the prices of commodities and productive factors, on the one hand, and the quantities of these commodities and productive factors that are produced or used, on the other. Diminishing Returns: As a factor of production F increases, the resulting gain in the volume of output V gets smaller and smaller. And the region bounded by these ridge lines is called economic region of production. Operations management is the central core function of every company.

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## Production Function

Average total cost can also be graphed with quantity of output on the x axis and average cost on the y-axis. On the flat part of the health production function there will be no increase in longevity, or decrease in the percentage of the population suffering from disease, for each unit of health care consumed. Increasing marginal costs can be identified using the production function. It is the substitutability of the factors of production that gives rise to the laws of variable proportions. On still another level, critics of the theory maintain that businessmen are not always concerned with maximizing profits or minimizing costs. The Greek characters alpha and beta reflect the output elasticity of the inputs. In the context of Capital, buildings include labor.

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## Cobb

But there is a corollary: the more of one factor that is employed, the less it will be possible to reduce the use of the other by using more of the first. Decreasing costs are inconsistent with competitive conditions, since they permit a few large firms to drive all smaller competitors out of business. Substitution of factors The isoquants also illustrate an important economic phenomenon: that of. Using a linear production function, where we assume that each employee will produce at the same rate, we get this: As more employees are added, the output increases. These isoquants are only three of an infinite number of isoquants that could be drawn. The inefficient combination corresponds to a point such as A in Figure. A producer cannot decrease one input and at the same time maintain the output at the same level without increasing one or more inputs.

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## Production functions

At that point two much capital is employed. Whether or not an input is fixed or variable depends upon the time period involved. The remainder of the analysis rests heavily on the assumption that diminishing marginal rates of substitution are characteristic of the production process generally. Without much difficulty it could be extended to cover firms that produce more than one product, as almost all firms do. The variable input can be combined with the fixed input to produce different levels of output. A profit maximisation firm faces two choices of optimal combination of factors.

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## Properties Of

Later work in the 1940s prompted them to allow for the exponents on K and L to vary, resulting in estimates that subsequently proved to be very close to improved measure of productivity developed at that time. Assuming and, and can be shown to be capital's and labor's shares of output. The specificity may not be complete as factors may be used for production of other commodities too. Because of this unit elasticity of substitution between two factors in the production function, isoquants are convex to the origin shown in fig. Consider, Ranbaxy or Smith-Kline-Beecham or any other pharmaceutical firm. It demonstrates, simply and elegantly, when relative prices of inputs change, managers will respond by substituting the input that has become relatively less expensive for the input that has become relatively more expensive.

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