​Economies of scale commonly arise because of coordination problems.

According to behavioral economists, the human brain

A) makes most decisions based on careful calculation of benefits and costs.
B) uses evolutionary-developed heuristics to make many decisions.
C) only develops heuristics for decision making after the same decision has been made multiple times using a rational framework of comparing benefits and costs.
D) employs heuristics in decision making that are slow but generally error free.

Laws Corporation is considering the purchase of a machine costing $16,000. Estimated cash savings from using the new machine are $4,120 per year. The machine will have no salvage value at the end of its useful life of six years and the required rate of return for Laws Corporation is 12%. The machine's internal rate of return is closest to (Ignore income taxes.) :Click here to view Exhibit 14B-1 and Exhibit 14B-2, to determine the appropriate discount factor(s) using the tables provided.

A) 12%
B) 14%
C) 16%
D) 18%

According to the diffusion of innovation curve, at the tipping point, an innovation or change is accepted by enough people for it to take root and grow.

One advantage of podcasts is that they can broadcast repetitive information that does not require interaction.

In the short run,a surplus federal budget _____.

A) reduces national saving
B) boosts domestic saving
C) stimulates aggregate demand
D) promotes economic growth in the long run
E) increases the federal debt