The variance of the return on a portfolio with many securities is dependent on the covariances between the individual securities than on the variances of the individual securities.

Abusiness cycle reflects in economic activity, particularly real gdp. the stages of a business cycle

Walmart’s scm system walmart is famous for its low prices, and you may have experienced its low prices first-hand. at least, you have probably seen its motto, “always low prices— always.” one of the biggest reasons walmart is able to sell at prices lower than almost everyone else is that it has a superefficient supply chain. its it-enabled supply chain management system is the envy of the industry because it drives excess time and unnecessary costs out of the supply chain. so, because walmart can buy low, it sells low. as a matter of fact, if your company wants to sell items to walmart for it to sell in its stores, you will have to do business with it electronically. if your company can’t do that, walmart won’t buy anything from you. log on to walmart’s web site (), search for supplier information, and find out what walmart’s requirements are for its suppliers to do business with it electronically. prepare a brief summary of its requirements for presentation in clas

Retirement investment advisors, inc., has just offered you an annual interest rate of 4.4 percent until you retire in 40 years. you believe that interest rates will increase over the next year and you would be offered 5 percent per year one year from today. if you plan to deposit $13,000 into the account either this year or next year, how much more will you have when you retire if you wait one year to make your deposit?