ECON 103 Study Guide - Final Guide: Sunk Costs, Average Cost, Market Power

206 views7 pages

Document Summary

If the marginal-cost curve is rising, atc may be decreasing and then increasing. If the atc curve is rising, so is the marginal-cost curve. When economies of scale in the long run: average total cost is greater than long-run marginal cost. Marginal cost is independent of fixed costs. Economies of scale is a long-run concept. Diminishing marginal product explains increasing marginal costs. Price takers: many buyers & sellers, consumers can get substitutes easily, no barriers to enter the market. Efficient scale is to minimize the long-run atc. Perfect competition arises if the efficient scale of a single producer is a small relative to the market demand for the good/services. If the atc is very large and the size of single producers" atc is relatively small= competitive market. Ar= (tr/q)= p how much firms receive for a typical unit sold. Mr=(= p the change in total revenue from an additional unit sold.

Get access

Grade+
$40 USD/m
Billed monthly
Grade+
Homework Help
Study Guides
Textbook Solutions
Class Notes
Textbook Notes
Booster Class
10 Verified Answers

Related Documents

Related Questions