links for 2008-09-05

• Are exchange rates unpredictable? The asset pricing approach redux - Vox EU
• Wal-Mart Thrives When Democrats Are in Charge - WSJ.com
• Housing Expenditures and Wages - Richard Green
• Intellectual work induces excessive calorie intake - EurekAlert
• ‘The Question of Global Warming’: An Exchange - New York Review of Books
• Wage Insurance - Kevin Drum
• Global Property Bubbles: Not Bursting - Felix Salmon
• Hawks and Doves Living Together - Real Time Economics
• Employment watch - macroblog
• Who in U.S. Gets Hurt Most by Food-Price Inflation? - Zubin Jelveh
• ‘Pardon me while I retch’ - Willem Buiter