Since 2000, Korea's trade volume with North Africa has increased to over $15 billion and a trade surplus of $7 billion. However recent political unrest across North Africa, especially in Algeria, Morocco and Tunisia, could threaten to significantly impact Korea's trade, investment and diplomatic...

Chronic loneliness is a serious social problem that appears to be on the rise, and more so after the global COVID-19 pandemic. Some firms have introduced consumer services aimed at fostering social connection, particularly ones that promote interpersonal touch. Such strategies are presumably...

Technical, environment, social, economic and political constraints are critical barriers to the development of new renewable energy supplies. SEMPro is an agent-based, predictive analytics model of energy siting policy in the techno-social space that simulates how competing interests shape...

Combining a system dynamic and agent based modeling approach, we formalize a simulation framework of the Human Development (HD) perspective. First, we build on Abdollahian et al. (2012) system dynamic asymmetric, coupled nonlinear differential equations that capture the core logic of HD theory,...

Combining system dynamics and agent based modeling approach (Abdollahian et al 2013), I formalize a simulation framework of the Politics of Fertility and Economic Development (POFED). First, I validate Feng et al (2'007 system dynamics model with the latest relative political capacity...

Some important puzzles in macro finance can be resolved in a model featuring systematically varying volatility of unpriced shocks to firms' earnings. In the data, the correlation between corporate debt and stock market valuations is low. The model accounts for this via the opposing effect of...

This paper presents a new approach to measure funding liquidity. The key idea is that, as borrowing constraints become more binding, speculators first withdraw from small stocks and then from large stocks since large stocks require lower margins. Given the speculators' role in liquidity...

This paper finds that short-maturity Treasury-bill yields have unique information about risk premiums that is not spanned by long-maturity Treasury-bond yields. I estimate two components of risk premiums: one is for long-term and the other is for short-term. The long-term component steepens the...

Korean Abstract: 최근 전 세계 여러 국가의 아프리카 진출이 점차 가속화되고 있다. 최근 10년간 상당수 아프리카국가의 경제는 빠른 속도로 성장했으며 전 세계 각국의 아프리카 진출도 이러한 맥락에서 과거 자선적 성격의...