Showing 1 - 10 of 671
Internet advertising has been the fastest growing advertising channel in recent years with paid search ads comprising the bulk of this revenue. We present results from a series of large scale field experiments done at eBay that were designed to measure the causal effectiveness of paid search...
Persistent link: https://www.econbiz.de/10012458494
The charter school movement is nearing its 25th anniversary, making this an opportune time to take stock of the movement by addressing the following questions: Where do charter schools locate? Who do they serve? Who manages them? Who teaches in them? Most importantly, what are the effects of...
Persistent link: https://www.econbiz.de/10012457411
This paper provides evidence on the investment behavior of 27 state pension plans that manage their own equity portfolios. Even though these state plans typically hold broadly diversified portfolios, they substantially over-weight the equity of companies that are headquartered in-state. The...
Persistent link: https://www.econbiz.de/10012457648
We examine the importance of geographical proximity to coal as a factor underpinning comparative European economic development during the Industrial Revolution. Our analysis exploits geographical variation in city and coalfield locations, alongside temporal variation in the availability of...
Persistent link: https://www.econbiz.de/10012458861
"Site selection bias" can occur when the probability that a program is adopted or evaluated is correlated with its impacts. I test for site selection bias in the context of the Opower energy conservation programs, using 111 randomized control trials involving 8.6 million households across the...
Persistent link: https://www.econbiz.de/10012460286
We estimate the respective contributions of institutions, geography, and trade in determining income levels around the world, using recently developed instruments for institutions and trade. Our results indicate that the quality of institutions trumps' everything else. Once institutions are...
Persistent link: https://www.econbiz.de/10012469401
This paper assesses two theories regarding the historical determinants of international differences in financial development. The law and finance theory holds that legal traditions differ in terms of the priority they attach to protecting the rights of private investors vis-a-vis the State and...
Persistent link: https://www.econbiz.de/10012469624
This paper studies pricing in the fashion retail industry. Online data was collected for approximately 350,000 distinct …
Persistent link: https://www.econbiz.de/10012479170
We show that exchange rate correlations tend to be explained by the global trade network while consumption correlations tend to be explained by productivity correlations. Sharing common trade linkages with other countries increases exchange rate correlations beyond bilateral linkages. We explain...
Persistent link: https://www.econbiz.de/10013361974
We develop a model of financially constrained arbitrage, and use it to study the dynamics of arbitrage capital, liquidity, and asset prices. Arbitrageurs exploit price discrepancies between assets traded in segmented markets, and in doing so provide liquidity to investors. A collateral...
Persistent link: https://www.econbiz.de/10012457698