1.   And a weakening dollar erodes profits at Japanese exporters by making their products more expensive and less competitive overseas.

2.   A falling dollar could erode the profits Japanese investors make on Treasury purchases when the investment is repatriated.

3.   A falling dollar erodes the foreign-currency value of U.S. assets and the return they offer.

4.   A falling dollar erodes the returns foreign investors receive on Treasury securities when the proceeds are converted into their own currency.

5.   A falling dollar erodes the returns overseas investors receive on Treasury securities when the proceeds are converted into their own currencies.

6.   A falling dollar erodes the returns overseas investors receive on U.S. assets, making dollar-denominated securities less attractive.

7.   A falling dollar erodes the returns overseas investors receive on U.S. securities when they exchange the proceeds for their own currencies.

8.   A falling dollar erodes the returns overseas investors receive on U.S. assets and could sour them on Treasury securities.

9.   A falling dollar erodes the returns of overseas investors in U.S. securities.

10.   A declining dollar erodes the sterling value of the profits British companies make in the US.