Refer to the figure above. If the pre-tax equilibrium price of Good X was $3 and the price that consumers need to pay after the imposition of a per-unit tax of $3 is $5, the tax incidence on consumers is approximately ________

Workers in high-income countries have ________ to work with than do workers in low-income countries

A) less physical capital B) more labor and less physical capital C) more labor D) more physical capital

In an efficient economy,

a. no one could be made better off by a change in the way goods are allocated b. revenue for all firms is maximized c. a change in the way goods are allocated could make someone worse off d. goods are allocated fairly among individuals e. no one would be made worse off if there is a change in the way goods are allocated