Seohyun Lee
Biographic Data
| ID | 8761994 |
|---|---|
| NAME | Seohyun Lee |
| GIVEN NAMES | Seohyun |
| FAMILY NAME | Lee |
| SIGNATURE | LEE S |
| AFFILIATIONS | Seoul National University |
| ORCID | 0000-0002-0007-4419 |
| VERIFIED | Yes |
| TOTAL WORKS | 4 |
| TOTAL CITATIONS | 0 |
| WORKS AS AUTHOR | 4 |
| WORKS AS EDITOR | 0 |
| FIRST PUBLICATION YEAR | 2017 |
| LATEST PUBLICATION YEAR | 2022 |
| H-INDEX | 0 |
The Impact of Uncertainty Shocks
Using a novel set of instrumental variables in a structural VAR framework, we investigate the economic impact of uncertainty shocks from geopolitical swings on the Korean Peninsula over 2003–17. We construct robust instrumental variables for these shocks based on high‐frequency changes in financial asset returns and their volatilities around the geopolitical events. The empirical results suggest that heightened geopolitical uncertainty has negati…
Geopolitical Risk on Stock Returns
Geopolitical Risk on Stock Returns
We investigate how corporate stock returns respond to geopolitical risk in the case of South Korea, which has experienced large and unpredictable geopolitical swings that originate from North Korea. To do so, a monthly index of geopolitical risk from North Korea (the GPRNK index) is constructed using automated keyword searches in South Korean media. The GPRNK index, designed to capture both upside and downside risk, corroborates that geopolitical…
Mapping mHealth (mobile health) and mobile penetrations in sub-Saharan Africa for strategic regional collaboration in mHealth scale-up
BACKGROUND: Mobile health (mHealth), a term used for healthcare delivery via mobile devices, has gained attention as an innovative technology for better access to healthcare and support for performance of health workers in the global health context. Despite large expansion of mHealth across sub-Saharan Africa, regional collaboration for scale-up has not made progress since last decade. METHODS: As a groundwork for strategic planning for regional …
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Mapping mHealth (mobile health) and mobile penetrations in sub-Saharan Africa for strategic regional collaboration in mHealth scale-up
BACKGROUND: Mobile health (mHealth), a term used for healthcare delivery via mobile devices, has gained attention as an innovative technology for better access to healthcare and support for performance of health workers in the global health context. Despite large expansion of mHealth across sub-Saharan Africa, regional collaboration for scale-up has not made progress since last decade. METHODS: As a groundwork for strategic planning for regional …
Geopolitical Risk on Stock Returns
Geopolitical Risk on Stock Returns
We investigate how corporate stock returns respond to geopolitical risk in the case of South Korea, which has experienced large and unpredictable geopolitical swings that originate from North Korea. To do so, a monthly index of geopolitical risk from North Korea (the GPRNK index) is constructed using automated keyword searches in South Korean media. The GPRNK index, designed to capture both upside and downside risk, corroborates that geopolitical…
The Impact of Uncertainty Shocks
Using a novel set of instrumental variables in a structural VAR framework, we investigate the economic impact of uncertainty shocks from geopolitical swings on the Korean Peninsula over 2003–17. We construct robust instrumental variables for these shocks based on high‐frequency changes in financial asset returns and their volatilities around the geopolitical events. The empirical results suggest that heightened geopolitical uncertainty has negati…
Geography (3 works) · Business (2 works) · Economics (2 works) · Geopolitics (2 works) · Market Dynamics and Volatility (2 works) · Political science (2 works) · Data collection (1 work) · Econometrics (1 work) · Economic growth (1 work) · Economic Sanctions and International Relations (1 work)