The Solo Coal Mine is the only employer in the small town of Way out there. The market supply of coal miners is Qs = 0.02W - 200, where W is the annual wage of a coal miner and Q is the number of people who would accept employment as a coal miner. What is the coal mine's marginal expenditure when it hires 100 coal miners?

By making involuntary exchanges illegal,

a. criminal law eliminates such exchanges b. tort law contributes to economic efficiency c. criminal law channels energies into activities that benefit everyone d. criminal law reduces producer surplus while increasing consumer surplus e. antitrust law contributes to monopolization of markets

The poor are those who fall too far behind the average income. This refers to the ____ definition of poverty.

A. marginal B. absolute C. relative D. threshold