type="main" <p>Commercialization of innovations frequently stumbles. A prominent recent example are the early (i.e., pre-3G) mobile phone-enabled Internet services, whose European take-up was slower than expected. To determine why, we build a structural model of demand for such services and...</p>

Commercialization of innovations frequently stumbles. A prominent recent example is the early (i.e. pre-3G) mobile phone-enabled Internet services, whose European take-up was slower than expected. To determine why, we build a structural model of demand for such services and estimate it using...

Commercialization of innovations frequently stumbles. A prominent recent example are the early (i.e. pre3G)mobile phone-enabled Internet services, whose European takeup was slower than expected. To determine why, we build a structural model of demand for such services and estimate it using...

The returns to entrepreneurship are monetary and non-monetary. We offer new evidence on these returns using a large sample of genetically identical male twins. Our within-twin analysis suggests that OLS estimates are downwards, and traditional first-differenced panel data estimates upwards...

Using 15 years of data on Finnish twins, we find that 24% (54%) of the variance of women’s (men’s) lifetime income is due to genetic factors and that the contribution of the shared environment is negligible. We link these figures to policy by showing that controlling for education reduces...

Whether or not banks are engaged in ex ante monitoring of customers may have important consequences for the whole economy.We approach this question via a model in which banks can invest in either information acquisition or market power (product differentiation). The two alternatives generate...