Paul Solman: Questions keep coming in about the likelihood and consequences of a California default on its bonds. One unexpected result might be anger for the ages. Here’s Lake Poet William Wordsworth on the 1842 bond default of Pennsylvania,…

Question: How is the U.S. savings rate, which has gone from near zero percent in the past to 6.9 percent recently, determined? And a more elaborate question: Is it truly the difference between what is earned and what is…

Paul Solman: The third in this week’s series of conversations with economist Simon Johnson has to do with the cap and trade debate — whether cap and trade is a good idea, the feasibility of a carbon tax, and…