Refer to Figure 2-2. Suppose Vidalia is currently producing 20 dozen orchids per period. How many roses is it also producing, assuming that resources are fully utilized?

Mary says, "You would have to pay me $50 to attend that pro wrestling event." For Mary, the marginal utility of the event is:

A. zero. B. positive, but declines rapidly. C. negative. D. positive, but less than the ticket price.

Neoclassical economic analysis tends to disregard the following motivations in people's decisions and actions, except:

A. Charity B. Selflessness C. Self-interest D. Focus on the common good