If a firm sells 10 units of output at $100 per unit and 11 units of output when price is reduced to $98, its marginal revenue for the last unit sold is

A. $2.
B. $89.
C. $10.
D. $78.


Answer: D

Economics

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If a corporate bond with face value of $1,000 has an interest rate of seven percent paid once a year for a term of 10 years, what is the size of the coupon payment?

A) $1,000 B) $700 C) $70 D) $7

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Refer to Table 2-5. What is Finland's opportunity cost of producing one cell phone?

A) 0.25 board feet of lumber B) 4 board feet of lumber C) 12 board feet of lumber D) 16 board feet of lumber

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The major difference between propensity score matching and synthetic control is that:

a. propensity score matching requires the researcher to identify qualified donor pools in choosing a control group. b. propensity score matching is an application of the methodology used in the comparative case study. c. synthetic control uses logit regression to match individuals in the treatment group with individuals with similar characteristics to create a control group. d. the way in which the control groups are identified is different.

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Keyes argued that a ____________ in consumer spending would tend to depress the economy.

Fill in the blank(s) with the appropriate word(s).

Economics