Trade restrictions result in all of the following except one. Which is the exception?

Which of the following is not true about wealth taxation?

a. Wealth taxation can be achieved through sales taxation. b. Wealth taxation may be a way of taxing a stock that generates a difficult to measure flow of services. c. Wealth taxation can be a method of taxing unrealized capital gains. d. Wealth taxation may be a method to discourage the accumulation of wealth.

Consider an auctioneer who is selling an item through an auction. It is known that the 10 risk-neutral bidders have independent private values that are uniformly distributed between $1,000 and $2,000. Based on this information, we can conclude that the expected revenue in this auction will be:

A. $2,000. B. $1,000. C. $1,900. D. There is insufficient information to determine the expected revenue.