Jeffrey Sachs

We, being the Western world, wouldn't let Russia off the hook on debt. So there were demands on debt servicing in the early days until they ran out of reserves. There was no real aid program, just a fictional aid program.

If you have a lot of short-term debt, it means that all of that money can be demanded in a very short period of time. Technically, short-term debt means money that's coming due within a year. Typically, it means money that's coming due within 30 to 90 days.

And I think that still is true of this business - which is basically research and development - that you probably spend more time in planning and training and designing for things to go wrong, and how you cope with them, than you do for things to go right.

Ronald Reagan, when he was campaigning for President, said that he would break relations with Communist China and re-establish diplomatic relations with Taiwan. But when he got into office, he pursued a very different policy of engagement with China and of increasing trade and business ties with China.