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Primary historical sources are often by-passed for secondary sources due to high human costs of accessing and extracting primary information-especially in lower-resource settings. We propose a supervised machine-learning approach to the natural language processing of Chinese historical data. An...
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airport performance along a rich array of dimensions such as passengers per flight, total passengers, number of routes, number … rather than operational changes. Overall, we find little evidence that privatization alone increases airport performance …. These effects are largest when there is a competing airport nearby. Finally, we show that outright ownership rather than …
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