A perfectly competitive firm is producing at the point where its marginal cost equals its marginal revenue. If the firm boosts its output, its total revenue will ________ and its profit will ________

If the Federal Reserve conducts open market ________, the money supply ________, shifting the LM curve to the left, everything else held constant

A) purchases; decreases B) sales; decreases C) purchases; increases D) sales; increases

What was the most influential factor in the United States' economic development during the 19th century?

A. the abundance of capital B. the abundance of labor C. mass production D. the abundance of land