Diminishing marginal returns to labor occur because
A) after a while it is hard to find a good worker.
B) the capital resources used by the firm are fixed in the short run.
C) workers become more efficient over time.
D) larger companies are less efficient.
Question 2
A perfectly competitive firm is producing more than the profit-maximizing amount of its product. You can conclude that its
A) total cost exceeds its total revenue.
B) average total cost exceeds the price of the product.
C) marginal revenue is less than the price of the product.
D) marginal cost exceeds the price of the product.
A good Mnemonic to know Mg K Ca Na
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