1.   The implicit assumption is that investors can borrow and lend at the riskless rate of interest.

2.   Also, bonds get a boost because it becomes cheaper for investors to borrow in the money market and invest in bonds.

3.   Because many investors borrow money to make bond investments, lower interest rates make bonds more attractive.

4.   Bonds get a boost from lower rates, which allow investors to borrow money cheaply in the money market and invest it in bonds.

5.   A rise would make it more expensive for investors to borrow yen.

6.   A short sale happens when an investor borrows a stock and sells it, betting he can repurchase the stock later at a lower price.

7.   A short position is a trading strategy in which investors borrow dollars to sell them now and then buy them back at lower rates.

8.   First was the so-called yen carry trade, in which investors borrowed funds in Japan at microscopic interest rates and bought Treasuries with the proceeds.

9.   Higher Japanese rates make it more expensive for these investors to borrow money in yen.