List the inventions of charles Barbbage.​

You wish to buy a cabin in 15 years. today, the cabin costs $150,000. you believe the price of the cabin will inflate at 4% annually. you want to invest a single amount of money (lump sum) today and have the money grow to equal the future purchase price of the cabin 15 years from now. if you can earn 10% annually on your investments, how much do you need to invest now, in order to be able to purchase the cabin?

What is an example of a good stock to buy in a recession? a) cyclical stock b) defensive stock c) income stock d) bond

How an absolute advantage might affect a country's imports and exports?