The slope of an indifference curve is called the

Scott is a manager at a pool cleaning business. He has hired 10 workers to clean pools for him and is considering what type of payment scheme he should set up for his workers

He can pay each of his workers $10 per hour to clean pools, or he can pay his workers $20 for each pool a worker cleans. (It takes 2 hours, on average, for an employee to clean a pool thoroughly.) If Scott wants to maximize the number of pools his workers clean in one day, which payment scheme should he use? Explain.

For an individual concerned with whether or not the Social Security system provides a good rate of return on the money paid into the system, she only needs to look at the return on investment for previous beneficiaries

a. True b. False