
OpenQuant
6/24/2026

Moving beyond spurious correlation to identify cause-and-effect relationships in financial time-series data.
Forecasting time series with decomposition. I’m going to show you how to decompose a time series of US unemployment data.
By José Carlos Gonzáles Tanaka Prerequisites This blog is a hands-on tutorial that walks you through the math behind the ARIMA model and how to implement it as a backtesting strategy for stock trading. You'll not only learn how to apply ARIMA models but also how to enhance your results with advanced concepts and references. To get the most out of this blog, it’s essential to build a strong unders…