Over the last several years highly accurate methods of gender selection before conception have been developed. Given that strong preferences for gender variety in offspring have been documented for the U.S. We move beyond bio-ethical and moral considerations and ask what the demographic...

There is debate about whether maximum residue limits (MRLs) for pesticides act as a catalyst or barrier to trade. By constructing a trade model based on heterogeneous firm quality and productivity, we show that MRLs' net effects on total export value, the number of exporting firms, and the...

Since the 21st century, the closure of domestic uranium mines in Europe has made it one of the world's leading importers of uranium. In recent years, a series of policy adjustments have led to an improving situation for enriched uranium supply, yet the challenge of natural uranium supply remains...

With the problems of climate warming and ecological destruction becoming more and more serious, natural risks have attracted more and more attention, and corporate natural resource disclosure has gradually become a focal topic in academia. Therefore, based on the institutional theory and the...

This dissertation employs high-frequency data and techniques to examine various topics in financial markets. Chapter 1 compares forward regression model with eight statistical/practical trading exchange rate models in terms of forecasting foreign exchange rates. Superior forecast power of the...