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Software as an Institution
The rules of the game, known to economists as institutions and to managers as corporate culture, usually entail inoperable ideas. That is, any country or business has some rules, but these rules...
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Working Hours and Productivity in the United States
When East Asian countries grew at record rates, some articles attributed this to factor accumulation (eg Krugman 1994). Indeed, Japan and South Korea reinvested a lot of their output and also benefited...
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Research Is as Good as Its Reproducibility
Complex systems happen to have probabilistic, rather than deterministic, properties, and this fact made social sciences look deficient next to the real hard sciences (as if hard sciences predicted...
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Consistency in Data Science
I took Kaggle competitions to measure internal validity in data science. Validity is an issue because it’s easy to get good predictions with a long feature list. Researchers know about this problem,...
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Machine Learning for Economists: An Introduction
A crash course for economists who would like to learn machine learning. Why should economists bother at all? Machine learning (ML) generally outperforms econometrics in predictions. And that is why ML...
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Software for Researchers: New Data and Applications
The tools mentioned here help manage reproducible research and handle new types of data. Why should you go after new data? New data provides new insights. For example, the recent Clark Medal winners...
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Can Learning Change Your Mind?
Adam Ozimek asks, “Can Economics Change Your Mind?” In this skeptical view, economists and those who read economics are locked into ideologically motivated beliefs—liberals versus conservatives, for...
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Better Models for Education
A cautionary tale Four years ago leading universities jumped into the bandwagon of massive open online courses. They didn’t get much more attention since then: Google Trends This is international data....
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An Economist’s Starter Kit
I put together some links for economists. These are standard tools and services, and you may have seen most of them already. But I’m sure this list is missing something you know of. So I’m asking you...
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Challenges for Online Lending Marketplaces
In 2016, online lending marketplaces (OLM) took a hit. Lending Club disclosed falsification of loan data and CEO’s misbehavior. Graduate Leverage’s principal was sentenced to nine years for stealing...
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