If a negative externality exists, then there is a when society produces the market output instead of the socially optimal output. This exists because the to sellers and third parties are the derived by buyers.

Your sister turned 35 today, and she is planning to save $60,000 per year for retirement, with the first deposit to be made one year from today. she will invest in a mutual fund that's expected to provide a return of 7.5% per year. she plans to retire 30 years from today, when she turns 65, and she expects to live for 25 years after retirement, to age 90. under these assumptions, how much can she spend each year after she retires? her first withdrawal will be made at the end of her first retirement year.

You are considering the purchase of one of two machines used in your manufacturing plant. machine 1 has a life of two years, costs $20,000 initially, and then $4,000 per year in maintenance costs. machine 2 costs $25,000 initially, has a life of three years, and requires $3,500 in annual maintenance costs. either machine must be replaced at the end of its life with an equivalent machine. using eac which is the better machine for the firm

The director of the federal trade commission (ftc) bureau of consumer protection warned that the agency would bring enforcement action against small businesses that select one: a. failed to inform the public about network failures in a timely manner b. failed to transmit sensitive data c. did not report security breaches to law enforcement d. lacked adequate policies and procedures to protect consumer data.