"Getting Depressed About U.S. Success"
"Here's Why Extra Virgin Olive Oil Is So Good For You"

More related to Piketty's book (if you need more)

Kyle Smith: "Six Ways Thomas Piketty's 'Capital' Isn't Holding Up to Scrutiny".

Guy Sorman, "The Liberals’ New Hero: Why Thomas Piketty’s wrongheaded economic manifesto is all the rage".

Arnold Kling, "Brad DeLong is Uncharitable to Piketty’s Critics".

Andrew Lilico, "Inequality isn't a problem: it's a driver of progress".

Tyler Cowen, "The wisdom of Scott Sumner".

Stefan Homburg, "Critical Remarks on Piketty’s ‘Capital in the Twenty-first Century’" (via Tyler Cowen).

Finally, for fun: "The nine stages of the Piketty bubble".