In February 2009, Congress passed (and President Obama signed) a $787 billion fiscal stimulus bill in an attempt to improve the economy

Price discrimination occurs when a firm

A) charges customers different prices for different goods. B) is able to sell different units of a good at different prices. C) charges customers the same price for different goods. D) can determine which of the many market equilibrium prices it will charge. E) has a marginal cost curve that is horizontal.

An example of a supply shifter is:

A) demographic characteristics. B) technology. C) income. D) consumer expectations.