The 2007 economic crisis and the lingering stagnation it wrought has led economists, philosophers and policymakers to a profound rethinking of how we measure economic performance and social progress. As Joseph E. Stiglitz, Amartya Sen and Jean-Paul Fitoussi write in the forward to their book, Mismeasuring Our Lives, during the run-up to the 2007 crisis, “the seemingly strong performance of some countries prior to the crisis (as predicted by GDP) was not sustainable and was based on “bubble” prices that exaggerated profits and output.”