"Social security subsidies in Korea were introduced in 2012 to reduce the coverage gap in social security. Despite the large fiscal cost, however, the subsidies have only a small effect on the social security coverage: For every 1,000 workers and their employers who are subsidized under the...

This study measures the extent to which Seoul's COVID-19 shopping coupon program affects individuals' consumption. Unlike other COVID-19-related transfer programs, the Seoul Metropolitan government provides consumption coupons depending on income. We quantify the causal effect of Seoul's program...

This paper proposes a macro-prudential financial soundness analysis that can be used by most developing and transformation countries with or without crisis experience as well as by developed countries with limited data. The objective is to detect economic and financial sector vulnerability,...

Social security subsidies in Korea were introduced in 2012 to reduce the coverage gap in social security. Despite the large fiscal cost, however, the subsidies have only a small effect on the social security coverage: for every 1,000 workers and their employers who are subsidized under the...

This study measures the extent to which Seoul's COVID-19 shopping coupon program affects individuals' consumption. Unlike other COVID-19-related transfer programs, the Seoul Metropolitan government provides consumption coupons depending on income. We quantify the causal effect of Seoul's program...

We have studied the relationship between Receiver Operating Characteristics (ROC) and Precision-Recall Curve (PRC) both analytically and using a real-life empirical example of yield spread as a predictor of recessions. We show that false alarm rate in ROC and inverted precision in PRC are...

We have studied the relationship between Receiver Operating Characteristics (ROC) and Precision Recall Curve (PRC) both analytically and using a real-life empirical example of yield spread as a predictor of recessions. We show that false alarm rate in ROC and inverted precision in PRC are...