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Some possible Revision Notes for the chapter "The Theory of the Firm under Perfect Competition " in Class 12 Economics are:
1. Definition: A firm is an economic unit that produces goods or services in order to earn profit.
2. Perfect Competition: Perfect competition is a market structure in which there are many small firms that are price takers and face a homogeneous product.
3. Revenue: Revenue is the total amount of money a firm earns from selling its products.
4. Total Revenue: Total revenue is the price of the product multiplied by the quantity sold.
5. Marginal Revenue: Marginal revenue is the change in total revenue that results from selling one more unit of the product.
6. Profit Maximization: A firm maximizes profit by producing the output level where marginal revenue equals marginal cost.
7. Short Run vs Long Run: In the short run, a firm can only vary its variable inputs, while in the long run, all inputs can be adjusted.
8. Shut-Down Rule: A firm should shut down production in the short run if the price of the product is lower than the average variable cost.
9. Break-Even Point: The break-even point is the level of output where the firm's total revenue equals total cost.
10. Economic Profit: Economic profit is the total revenue minus the total cost, including implicit costs.
11. Normal Profit: Normal profit is the minimum amount of profit required to keep a firm in business, taking into account implicit costs.
12. Perfectly Elastic Demand: In perfect competition, the demand for the firm's product is perfectly elastic, meaning that the firm can sell as much as it wants at the market price.
13. Short Run Supply Curve: The firm's short run supply curve is the portion of its marginal cost curve that lies above its average variable cost.
14. Long Run Supply Curve: In the long run, firms can enter or exit the market, which results in a horizontal long run supply curve at the minimum average cost.
The theory of the firm under perfect competition provides a useful framework for understanding how firms make production decisions and maximize profits in a perfectly competitive market.
More Chapters:-
Revision Notes for Market Equilibrium
Revision Notes for Non-competitive Markets
click here for other Chapters.
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