You are considering the purchase of one of two machines required in your production process.
Machine A has a life of two years. Machine A costs $50 initially and then $70 per year in maintenance.
Machine B has an initial cost of $90. It requires $40 in maintenance for each year of its three-year life.
Either machine must be replaced at the end of its life.
Which is the better machine for the firm? The discount rate is 15 percent and the tax rate is zero.

answer; radioactive decay)

it's actually a very difficult task, due to not many people can make 2 million dollars in 2 years. besides that, to the not-so-realistic ideas, you can create a business. it could be practically anything, but make it into a business that isn't that known yet, you get me? also, lets not forget about stock market. that's where all the good stuff happens. use investments at the beginning and begin to raise up your business or whatever you're going to do. as this is a very non-realistic idea, it's still worth the shot!

answer; ///blank(1); dealers; blank(2); brokers;

answer; normative economics;