According to economists, one reason few professional athletes have phd’s is that the:
a. marginal cost of going to graduate school is too high.
b. explicit cost of going to graduate school would be too high.
c. comparative cost of going to graduate school is too high.
d. opportunity cost of going to graduate school is too high.
e. marginal benefit of going to graduate school is too high.

Which of the following areas provides residents with close access to high-paying jobs and cultural attractions? a. the suburbs b. exurbs c. rural areas d. the city 2b2t

For 2018, rahal's auto parts estimates bad debt expense at 1% of credit sales. the company reported accounts receivable and an allowance for uncollectible accounts of $86,500 and $2,100, respectively, at december 31, 2017. during 2018, rahal's credit sales and collections were $404,000 and $408,000, respectively, and $2,340 in accounts receivable were written off.rahal's accounts receivable at december 31, 2018, are:

Which of the following businesses is most likely to disrupt an existing industry? a. closer connex developed an earphone that receives emails and text messages and converts them to voice messages. the first models had poor reception, but they rapidly improved over time. b. mega technologies reconfigured the components used in its touchscreen tablets to create a new type of wearable device for use in restaurants and other service industries. c. particle inc. developed a teleportation technology that can transport physical materials instantaneously across great distances. d. altrea added advanced camera technology to its premium line of smartphones so that they would take the highest-quality photos of all phones on the market.