As Korea's household debt has increased rapidly since the mid-2000s, concerns that its economy's hard-wired leveraging may negatively impact economic activity have grown. Calls are being made for policy actions to return the economy to its long-run trend. Housing preferences and monetary shocks...

This study investigates the economic and financial drivers of volatility changes and integrates them into stock market volatility forecasting. We first collect a diverse set of predictor variables and analyze them within a unified framework. We discover that only a small number of variables...

We suggest an overlapping generations model incorporating the risk-adjusted valuation in a worker’s decision problem. The risk-adjusted probabilities allow risk-averse workers to place more weight on cash flows upon retirement when assessing lifetime income at present value. The risk-adjusted...

We apply the directed acyclic graph and spillover index models and find significant evidence of both implied volatility contagion and spillover. First, the global implied volatility smiles exhibit strong regional clustering. The European and American options markets form a separate contemporary...

We study options market participants’ trading behavior before and after the options multiplier increases. After the options multiplier increases, the options market becomes more efficient. By analyzing the high-frequency microstructure dataset, we show that local retail and local institutional...

As being unbanked is one of the motivations for using cryptocurrency, this study analyzes the financial inclusion of unbanked individuals that results from the use of peer-to-peer cryptocurrency transactions. Using the Kiyotaki-Wright model, we construct a dual-currency economy in which...