11.   A smaller deficit shores up confidence in American assets, and lures global investors to the dollars they need to buy them.

12.   A strong currency helps stock maintain value for global investors.

13.   A weak stock market is bad for the currency since global investors selling equities often convert yen proceeds into their home currencies.

14.   A surprise rate increase by the Fed would likely bolster the dollar by making deposits in the currency more attractive to global investors.

15.   Comparatively high U.S. rates make dollar deposits and bonds, and the dollars needed to pay for them, more attractive to global investors.

16.   Currency investors make money as currency exchange rates move because of shifting supply and demand by global investors, as well as trade flows.

17.   Declines in stocks and bonds sometimes drag the dollar down because global investors who sell U.S. securities may convert the dollar proceeds into other currencies.

18.   Demand for higher yielding bonds among global investors has caused the cost of borrowing for companies and governments to decline dramatically, he said.

19.   Economic strength has also kept U.S. interest rates high relative to its chief economic rivals, Germany and Japan, luring global investors to U.S. deposits.

20.   Expectation of a rate rise could be good for the dollar since higher rates typically lure global investors to deposits and bonds denominated in the U.S. currency.