When profit-maximizing firms in competitive markets are earning profits, market demand must exceed market supply at the market equilibrium price. market supply must exceed market demand at the market equilibrium price. new firms will enter the market. the most inefficient firms will be encouraged to leave the market?

Identify and describe a variety of performance rating scales that can be used in organizations including graphical scales, letter scales, and numeric scales.

Astudent finds data on an internet site that contains financial information about selected companies. he plans to analyze the data and use the results to develop a stock investment strategy. what kind of data source is he using? what concerns might you have about drawing conclusions from this data set?

In the market for lock washers, a perfectly competitive market, the current equilibrium price is $5 per box. washer king, one of the many producers of washers, has a daily short-run total cost given by tc = 190 + 0.20q + 0.0025q2, where q measures boxes of washers. washer king's corresponding marginal cost is mc = 0.20 + 0.005q. how many boxes of washers should washer king produce per day to maximize profit?