links for 2011-08-23

• Apples, wheat, and haircuts: output and demand - Nick Rowe
• Food Prices and Riots - Michael Roberts
• Bernanke May Flag Possible Portfolio Shift On Friday - Real Time Economics
• Cut Medicare, Help Patients - NYTimes.com
• Subprime, Shadow Banking and Liquidity Shocks - Obsolete Dogma
• 1966 Scientific American Article on Systems Analysis - Scientific American
• Economic inequality is linked to biased self-perception - EurekAlert
• Liquidity Traps, Money, Inflation, and Bond Yields - Stephen Williamson
• The Rich Can Afford to Pay More Taxes - Bruce Bartlett
• America is GE's tax haven - David Cay Johnston
• Two cents (or maybe a nickle) on Texas - Richard Green
• China’s New Currency Policy - Martin Feldstein
• A Financial Transactions Tax - Dean Baker