links for 2009-09-06

• A few notes on my magazine article - Paul Krugman
• New Exotic Investments Emerging on Wall Street - NYTimes.com
• Shake the Government's Helping Hand. Or Bite It. - NYTimes.com
• Google’s Internet Techniques Inspire Studies of Food Webs - NYTimes.com
• Poverty, growth, and sustainability - Daniel Little
• The Last Temptation of Risk - Barry Eichengreen
• What Can We Afford? - Matthew Yglesias