Showing 1 - 10 of 71
This research explores the origins of the distribution of time preference across regions. It advances the hypothesis, and establishes empirically, that geographical variations in natural land productivity and their impact on the return to agricultural investment have had a persistent effect on...
Persistent link: https://www.econbiz.de/10011083828
We exploit regional variation in suitability for cultivating potatoes, together with time variation arising from their introduction to the Old World from the Americas, to estimate the impact of potatoes on Old World population and urbanization. Our results show that the introduction of the...
Persistent link: https://www.econbiz.de/10005039579
, incumbents' valuations of innovations are less negatively affected by increased competition than entrants' profits. This, in turn …, but not too strict, merger policy tends to increase the incentive for innovations for sale by ensuring the bidding … competition for the innovation, without reducing the total rents for innovations too much. …
Persistent link: https://www.econbiz.de/10005497863
This paper considers a dynamic North South model of international trade and innovations in which firms can endogenously …
Persistent link: https://www.econbiz.de/10005114403
an increase in either the size or the frequency of innovations, from human capital accumulation through learning … of innovations or through introducing learning by doing with positive external effects across sectors) introduces new …
Persistent link: https://www.econbiz.de/10005656258
This Paper presents a model of innovations and economic growth, in which patent rates emerge endogenously, as a result …-inefficient, as too many researchers look for the easy innovations, while too few search for the difficult ones. The third result is …
Persistent link: https://www.econbiz.de/10005662359
We estimate a time series model of weather shocks on English wheat yields for the early nineteenth century and use it to predict weather effects on yield levels from 1697 to 1871. This reveals that yields in the 1690s were depressed by unusually poor weather; and those in the late 1850s were...
Persistent link: https://www.econbiz.de/10011249371
U.S. retail food price increases in recent years may seem large in nominal terms, but after adjusting for inflation have been quite modest even after the change in U.S. biofuel policies in 2006. In contrast, increases in the real prices of corn, soybeans, wheat and rice received by U.S. farmers...
Persistent link: https://www.econbiz.de/10011084483
This paper investigates whether the Pesticides Initiative Program has significantly affected the export performance of Senegal's horticulture industry. We apply two main microeconometric techniques, difference-in-difference and matching difference-in-differences to identify the effect of the...
Persistent link: https://www.econbiz.de/10009493562
leads to significantly larger agricultural investment and riskier production choices in agriculture. The salient constraint …
Persistent link: https://www.econbiz.de/10011083318