3.If a monopolist is able to engage in first degree (perfect) price discrimination, which of the following statement(s) is (are) CORRECT?

A)All consumer surpluses are transferred to the monopolist

B)The deadweight loss of this industry is equal to zero

C)The monopolist has to be able to identify the types of the consumers

D)All of the answers are correct

4.Which of the following is NOT an example of price discrimination?

A)A plumber who charges a higher hourly rate when he works in a high-priced mansion

B)A hairdresser charging female more than male for a similar haircut

C)A plane ticket on a long-distance international flight costs more than a ticket on a domestic short-distance flight

D)A lawyer doing pro-bono (free) work for charity groups

5.In Canada, which government department governs firm practices?

A)The Bank of Canada

B)The Department of Finance

C)The Competition Bureau

D)All of the answers are correct