Università della Svizzera italiana

Essays in institutional investors and financial markets

Cötelioglu, Efe ; Plazzi, Alberto (Dir.)

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.

Università della Svizzera italiana

Financial market integration and asset prices

Sandulescu, Paula Mirela ; Trojani, Fabio (Dir.) ; Gagliardini, Patrick (Codir.)

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...

Università della Svizzera italiana

Essays on the valuation and hedging of derivative securities

Dall'O, Hakim ; Barone Adesi, Giovanni (Dir.)

Thèse de doctorat : Università della Svizzera italiana, 2011 ; 2011ECO001.

This thesis is made of three articles dealing with two main subjects: the so called "Kernel Puzzle" and the problem of immunization of portfolio of treasury and corporate bonds. For the first topic, we provide a new method to derive the state price density per unit probability based on option prices and GARCH model. We derive the risk neutral distribution using the result in Breeden and...

Università della Svizzera italiana

The term structure of credit spreads and the economic activity

Luisi, Maurizio ; Barone Adesi, Giovanni (Dir.)

Thèse de doctorat : Università della Svizzera italiana, 2008 ; 2008ECO007.

We estimate arbitrage-free term structure models of US Treasury yields and spreads on BBB and B-rated corporate bonds in a doubly- stochastic intensity-based framework. A novel feature of our analysis is the inclusion of macroeconomic variables – indicators of real activity, inflation and financial conditions – as well as latent factors, as drivers of term structure dynamics. Our results...