An interesting question came up in class last semester, with a few different forms. Answer any you choose.

• As a researcher, how would you spend $10,000 in the pursuit of your questions?
• In the interest of sustainable development, how would you spend $10 million?
• In the interest of sustainable development, how would you spend $10 billion?

How many of the richest people in the US have a combined wealth equal to that of the 120 million people in the bottom 40% of the US? Two.