17 Jul2012 @j_bettany - 17 Jul 2012RT @davdittrich: RT @diane1859: “@JustinWolfers: A passive-aggressive nudge. I bet it works (cc @R_Thaler) http://t.co/wRzpCdV7 Fantastic! ›Post details ↗Original public post Behavioural EconomicsPsychology Philosophy Knowledge