A House committee is weighing legislation to slash greenhouse gases. The centerpiece of the strategy will be a 'Cap and Trade' system. Sustainability reporter Sarah Gardner breaks down how it'll work with Kai Ryssdal.

Last week, I asked What's on your mind?, in hopes of finding out what's perplexing you, what questions aren't being answered, what issues aren't…

Chances are the loan you got for your car or house in recent years ended up being bought by investors in a process called securitization. Some blame that process for or current economic mess and say it shouldn't be allowed to continue. Bob Moon reports.

Marketplace Senior Editor Paddy Hirsch can usually be found answering questions on complex financial terms at the Marketplace Whiteboard. Today, Renita Jablonski asks him some additional questions from listeners in the studio.

Marketplace's Senior Editor Paddy Hirsch reminds me of a geometry teacher I had in high school. He just knew how to explain things in a way that…

Mortgages aren't the only financial instruments that get turned into securities. Marketplace Senior Editor Paddy Hirsch explains how companies make…

The practice of short selling has been blamed for the collapse of several major companies' shares during the financial crisis. What is short…

Marketplace Senior Editor Paddy Hirsch is back with the second of his Crisis Explainer videos. This time he goes to the whiteboard to make the…