Sumários

Infinitely divisible distributions and Lévy measures

30 Setembro 2025, 09:30 João Guerra

Characteristic function: existence of derivative of order n of characteristic function at 0 and existence of moment of order n. 

Infinitely divisible distribution example: the compound Poisson distribution. 
The Lévy measure: definition and examples. 
Discussion of exercises on characteristic functions and infinitely divisible distributions. 


introduction to Lévy processes, characteristic functions and infinitely divisibility

24 Setembro 2025, 14:00 João Guerra

Introduction to Lévy processes: Lévy Khintchine formula and infinitely divisibility. 

Characteristic functions: definition and main properties. 
Infinitely divisible distributions: definition and main properties. 
Examples of infinitely divisible distributions. 


Presentation of the course and imperfections of the Black-Scholes model

23 Setembro 2025, 09:30 João Guerra

Presentation of the course: Program, Bibliography, assessment method.

Basic ideas about Lévy processes and their importance in applications. 
Imperfections of the Black-Scholes model and how Lévy processes can be used to surpass these drawbacks.