What is adam smith's main idea about trade and economic decision making?

Time value an iowa state savings bond can be converted to $750 at maturity 5 years from purchase. if the state bonds are to be competitive with u. s. savings bonds, which pay 5% annual interest (compounded annually), at what price must the state sell its bonds? assume no cash payments on savings bonds prior to redemption. ignore taxes.

When the national economy goes from bad to better, market research shows changes in the sales at various types of restaurants. projected 2011 sales at quick-service restaurants are $164.8 billion, which was 3% better than in 2010. projected 2011 sales at full-service restaurants are $184.2 billion, which was 1.2% better than in 2010. how will the dollar growth in quick-service restaurants sales compared to the dollar growth for full-service places?

The card shoppe needs to maintain 21 percent of its sales in net working capital. currently, the store is considering a four-year project that will increase sales from its current level of $349,000 to $408,000 the first year and to $414,000 a year for the following three years of the project. what amount should be included in the project analysis for net working capital in year 4 of the project?