It's one thing to resign...and hope the boss will beg you to stay. But Carlos Mesa seems to be testing the limits of this strategy. Especially considering that he's the boss. On Sunday, he tendered his resignation as President of Bolivia. It was his response to months of street protests and highway blockages. Many are upset over Mesa's plans to let foreign companies tap Bolivia's natural gas reserves. Today a question before Bolivia's lawmakers. Should we beg Mesa to stay? From the Marketplace America's Desk at WLRN, Dan GRETCH reports.

Just a few hours ago, for the first time ever, New York City counted its homelesss population. Marketplace's Amy Scott was there to explore why it's so difficult - and economically important for cities to have an accurate count of those living on their streets.

Today the world's biggest pharmaceutical company offered a peek at what it hopes will be the next big thing. The company already markets the world's best selling drug - Lipitor. It cuts so-called "bad" cholesterol. Pfizer's new drug boosts "good" cholesterol, and it's looking pretty solid in trials. If you put the good and the bad together, what do you get? A combo designed to deal with more than strictly 'medical' concerns. From the Health Desk at WGBH, Marketplace's Helen Palmer reports.

39 days ... How are you coming along with those taxes? May want to take notes on what troubles you. The president's panel on tax reform has hit the road to gather suggestions. They won't be hearing from a noted Princeton economist who died a couple of weeks ago. Commentator Glenn Hubbard says that's a real shame, since his ideas deserve a voice. <br />Glenn Hubbard is former head of the President's Council of Economic Advisors. He's now Dean of Columbia's Business School.