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Cost Theory

Durable & Non-Durable Goods

Durable goods are those goods that don't wear out quickly and last over a long period. Examples of durable goods include land, cars, and appliances. While non-durable goods or soft goods are those goods that have a short life cycle. They are used up all at once or have a lifespan of fewer than three years. For example light bulbs, paper products,…
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Theory of Production: Short-Run Analysis

The Theory of Production explains the principles by which a business firm decides how much of each commodity that it sells (its “outputs” or “products”) it will produce. And how much of each kind of labor, raw material, fixed capital goods, etc., that it employs (its “inputs” or “factors of production”) it will use. Economics, models, and…
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Perfect Competition in the Long Run

In the long run, we assume that all Factors of Production are variable, which means that the entrepreneur can adjust plant size or increase their output to achieve maximum profit. Perfect Competition Long Run equilibrium results in all firms receiving normal profits or zero economic profits.Perfect Competition Long Run Factor MobilityThe…
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Theory of Production: Cost Theory

In the Cost Theory, there are two types of costs associated with production - Fixed Costs and Variable Costs. In the short-run, at least one factor of production is fixed, so firms face both fixed and variable costs. The shape of the cost curves in the short run reflect the law of diminishing returns.Cost Theory - Types of CostsA.…
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Perfect Competition Short Run

Perfect Competition or Pure Competition (PC) is a type of market structure, which doesn't actually exist and is considered to be theoretical. We will look at Perfect Competition Short Run and then in the next post, the Perfect Competition in the long run.Characteristics of Perfect Competition1. Number of Firms There are very many small…
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