While a firm in long-run equilibrium will make zero economic profits, it is still possible for the firm to make ______________ profits.

The economic way of thinking claims there are substitutes for

A) any good. B) most goods except non-renewable resources. C) most goods except clean air and clean water. D) most goods except wetlands and tropical rain forests.

Fuchs has suggested defining poverty as income below one-half of the national median

Indicate whether the statement is true or false