Much more interesting is the percentage of the value they generate that is captured by entrepreneurs:<p>&quot;<i>We conclude that only a minuscule fraction of the social returns from technological advances over the 1948-2001 period was captured by producers, indicating that most of the benefits of technological change are passed on to consumers rather than captured by producers.</i>&quot;<p><a href="http:&#x2F;&#x2F;www.nber.org&#x2F;papers&#x2F;w10433" rel="nofollow">http:&#x2F;&#x2F;www.nber.org&#x2F;papers&#x2F;w10433</a>