If Subway can make and sell 30 sandwiches an hour with 2 employees, each earning $15 per hour, their sandwich labor productivity is

The proliferation of bittorrent and other file sharing media have threatened the copyright system. based on an understanding of incentives and opportunity cost, how are the decisions of musicians likely impacted?

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?

Russell's study compared gpa of those students who volunteered for academic study skills training and those who did not elect to take the training. he found that those who had the training also had higher gpa. with which validity threat should russell be most concerned?