Which of the following could generate economic profits for perfectly competitive firms in the short run, if they initially earn zero economic profits?

Question

Quizplus · Accepted Answer

A decrease in input prices would decrease the firm's production costs, which would increase their profits in the short run. A fall in demand, a unit tax on output, or an increase in total fixed costs would all decrease profits or cause losses.

Which of the Following Could Generate Economic Profits for Perfectly