(Working Papers SES ; 524)
This paper examines how investors perceive business group membership in Korea during the COVID-19 pandemic. Stock price performance analysis reveals evidence of a time-varying and heterogeneous value of affiliation: investors discount business group affiliation during a market collapse, but are willing to pay a premium for affiliation during market recovery. Overall, this pattern is more...
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In: Studies in Nonlinear Dynamics & Econometrics, 2017, vol. 21, no. 1, p. 99-116
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Thèse de doctorat : Università della Svizzera italiana, 2021 ; 2021ECO002.
I use empirical methods to study the effect of institutional investors on financial markets. My studies provide novel evidence on the commonality in liquidity of fixed-income securities, the liquidity provision of hedge funds and mutual funds in equity markets, and the information diffusion from credit default swaps to equities.
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Thèse de doctorat : Università della Svizzera italiana, 2020 ; 2020ECO008.
My doctoral thesis examines the relationships among the degree of financial market integration and the pricing of different classes of assets. The first chapter provides a theoretical framework that uncovers in a model-free way the relationship between international stochastic discount factors (SDFs), stochastic wedges, and financial market structures. Exchange rates are in general different...
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Thèse de doctorat : Università della Svizzera italiana, 2020 ; 2020ECO007.
Empirical indicators of sentiment are commonly employed in the economic literature while a precise understanding of what is sentiment is still missing. Exploring the links among the most popular proxies of sentiment, fear and uncertainty this paper aims to fill this gap. We show how fear and sentiment are specular in their predictive power in relation to the aggregate market and to...
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Thèse de doctorat : Università della Svizzera italiana, 2020 ; 2020ECO002.
My dissertation consists of three chapters, each of which focuses on a different area of research in asset pricing. The first chapter deals with the informational role of brokerage firms during fire sales in the equity market. The second chapter exploits the ETF program by the bank of Japan as a quasi-natural experiment to measure the slope of the equity demand curve. The last chapter presents...
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In: Journal of risk and financial management, 2016, vol. 9, no. 1, p. 2
VaR (Value at Risk) and CVaR (Conditional Value at Risk) are implied by option prices. Their relationships to option prices are derived initially under the pricing measure. It does not require assumptions about the distribution of portfolio returns. The effects of changes of measure are modest at the short horizons typically used in applications. The computation of CVaR from option price is very...
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(Working Papers SES ; 507)
The synthetic control method serves as an appropriate and promising approach to do quantitative comparison research. However, the method is rarely used in the context of tourism. We fill this research gap by applying the method to the case of a Swiss mountain destination. Alpine tourist destinations have suffered from a declining demand in the last decade. Fewer tourist visit ski resorts....
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In: Mathematics and Financial Economics, 2014, vol. 8, no. 1, p. 1-28
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In: Higher Education, 2014, vol. 68, no. 3, p. 333-345
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