1. What is the present value of a $1,000 fund that has a 4% interest rate over 9 years?
2. Last year a country had $700 billion of saving and $900 of investment. This year it had $1000 billion of saving and $800 billion of investment. By how much did net capital outflow change? By how much did net exports change? How is it possible for a country to have saving that is greater than investment?