Alex is willing to buy the last ticket to the Billy Bragg concert for $15,while Jake is willing to pay $25.Alex is first in line and buys a ticket for $15.He then resells his ticket to Jake for $20.By reselling the ticket instead of going to the concert himself,Alex caused:

A) the sum of the consumer and producer surplus to increase.
B) the sum of the consumer and producer surplus to decrease.
C) a deadweight loss of $5.
D) consumer surplus to decrease and producer surplus to increase.

If a manager wants to flex to meet the needs of an individual with a(n) ____________________ communication style,he/she needs to take time to build social relationships,display an interest in a person's ideas and interests,maintain a fast pace,and not worry too much about details.

As team size gets larger and larger,team members perceive that there is less support available,and freeriding increases.This experience can lead to:

A) diminished motivation.
B) lower performance.
C) greater cohesion between team members.
D) both A and B.

Which of the following is one of the advantages of paraphrasing a secondary source instead of using a direct quote?

A) You can create a choppy feel in the writing
B) You can use vocabulary that the audience is more familiar with
C) You can mimic the tone of the original writer
D) You do not have to cite the source
E) You can more easily vary the tone of important sections

Rubinstein (1994) observed that the performance of the Black-Scholes model had deteriorated in recent years, and he attributed this to

A) investor fears of another market crash.
B) higher-than-normal dividend payouts.
C) early exercise of American call options.
D) decreases in transaction costs.
E) None of the options are correct.

Congress intended preferential tax treatment on capital gains, recognizing that offering an incentive to capital investments is healthy for the economy.

You operate a car detailing business with a fixed amount of machinery (capital) , but you have recently altered the number of workers that you employ per hour. Three employees can generate an average product of 4 cars per person in each hour, and five employees can generate an average product of 3 cars per person in each hour. What is the marginal product of labor as you increase the labor from three to five employees?

A) MP = 3 cars
B) MP = 1.5 cars
C) MP = 15 cars
D) MP = -1 cars