. "1971Z"^^ . . . . "Thomas Piketty (French: [t\u0254\u02C8ma pik\u025B\u02C8ti]; born on 7 May 1971) is a French economist who works on wealth and income inequality."@en . "Thomas Piketty"@en . "1971-05-07Z"^^ . . . "Piketty in 2015"@en . . "French economist" . . . . . "Piketty, Thomas"@en .