What role do investment banks play in the economy? (select all the choices that apply.) a. investment banks advise companies in major financial transactions such as buying or selling companies or divisions. b. investment banks assist companies in raising capital by issue of stocks and bonds on behalf of corporate clients. c. investment banks are the primary vendors of mutual funds. d. investment banks provide financial planning advice to individual investors.

Licensing is perhaps the easiest method of entering into international trade. another method of entering international trade, which can be relatively low risk, is which opens several levels of involvement to company

What is free trade? a. trade that is not subject to taxes or fees b. trade that governments do not interfere with c. trade with a high level of government regulation d. trade between states in the u.s. b

Sales at a fast-food restaurant average $6,000 per day. the restaurant decided to introduce an advertising campaign to increase daily sales. to determine the effectiveness of the advertising campaign, a sample of 49 days of sales were taken. they found that the average daily sales were $6,300 per day. from past history, the restaurant knew that its population standard deviation is about $1,000. if the level of significance is 0.01, have sales increased as a result of the advertising campaign? multiple choicea)fail to reject the null hypothesis.b)reject the null hypothesis and conclude the mean is higher than $6,000 per day.c)reject the null hypothesis and conclude the mean is lower than $6,000 per day.d)reject the null hypothesis and conclude that the mean is equal to $6,000 per day.expert answer