Ihad a full time job this summer where i earned $10 per hour. it costs me about $4 in gas money for every round trip to and from campus, which lasts for one hour. my class meets once a week and lasts 3 hours. my opportunity cost (including both direct and indirect costs) of attending class in any given week is:

An office manager is concerned with declining productivity. despite the fact that she regularly monitors her clerical staff four times each day—at 9: 00 am, 11: 00 am, 1: 00 pm, and again at 3: 00 pm—office productivity has declined 30 percent since she assumed the helm one year ago. would you recommend that the office manager invest more time monitoring the productivity of her clerical staff? explain.

Singer and mcmann are partners in a business. singer’s original capital was $40,000 and mcmann’s was $60,000. they agree to salaries of $12,000 and $18,000 for singer and mcmann respectively and 10% interest on original capital. if they agree to share remaining profits and losses on a 3: 2 ratio, what will mcmann’s share of the income be if the income for the year was $15,000?

During which of the following phases of the business cycle does the real gdp fall? a. trough b. expansion c. contraction d. peak