Between 1960 and 1997, life expectancy at birth of Americans increased approximately 10% - from 69,7 to 76,5 years - and it has been estimated that the value of life extension during this period nearly equaled the gains in tangible consumption. While life expectancy has tended to increase, there...

Between 1960 and 1997, life expectancy at birth of Americans increased approximately 10% - from 69.7 to 76.5 years - and it has been estimated that the value of life extension during this period nearly equaled the gains in tangible consumption. We investigate whether an aggregate health...

Between 1960 and 1997, life expectancy at birth of Americans increased approximately 10% from 69.7 to 76.5 years and it has been estimated that the value of life extension during this period nearly equaled the gains in tangible consumption. While life expectancy has tended to increase, there...

Between 1960 and 1997, life expectancy at birth of Americans increased approximately 10% - from 69.7 to 76.5 years - and it has been estimated that the value of life extension during this period nearly equaled the gains in tangible consumption. We investigate whether an aggregate health...

A recent explanation for declining GDP growth is that R&D has gotten harder. The formal explanation in Jones (1995) is “fishing out”-- idea discovery decreases in the level of knowledge. If valid, long-run growth is exogenous. In follow-on empirical work, Bloom, Jones, Van Reenen and Webb...