European Easing
The European Central Bank cut rates, as expected. UK inflation surprises with lower-than-expected figure in September.
Tom J. Espel
The Lithium Battery Industry Is Running Low
The price of lithium, an essential component of electric batteries, plummeted by more than 80% since its peak in 2022. A prolonged slump would have dire consequences for innovation.
Proof : Geometric Brownian Motion
We will derive the closed form of the Geometric Brownian Motion with Itô's lemma.
Proof : Black Scholes Merton Equation
The proof of the Black Scholes and Merton partial differential equation for options is one of the most likely to be asked in any interview in Quantitative Finance. Let's go through it together.
Memo : Performance Measures
There are different performance estimators that are industry-standard for assessing how a portfolio works. This is not an exhaustive list, but these are the four I believe are the most useful. All the measures presented below use historical data; they are referred to as ex-ante.
Option Basics: Styles, Put-Call Parity and Greeks
Options are a common topic in mathematical finance. Beyond the Black Scholes Merton Equation, it is good to know some basics about options as a product.