Charging higher prices to residential customers than to industrial customers is an example of

The forward market is:

a. a market that exists only in one place at one time. b. when a person borrows to speculate in the market. c. purchases and sales of currencies for delivery at a later time-up to a year. d. the rate of exchange quoted during the next business day.

Ideal randomized controlled experiments in economics are

A) often performed in practice. B) often used by the Federal Reserve to study the effects of monetary policy. C) useful because they give a definition of a causal effect. D) sometimes used by universities to determine who graduates in four years rather than five.