Replication Package: Price-to-Sales Ratio and the Cumulative Stock Return of BMW (2003Q4–2022Q4)

Code and templates to reproduce the econometric results (ADF, Johansen cointegration, Granger causality, HAC-OLS) for the study “Price-to-Sales Ratio and the Cumulative Stock Return of BMW (2003Q4–2022Q4)”. No proprietary data are included. Users can recreate the quarterly series from Bloomberg (licensed) or from open sources such as Yahoo Finance, acknowledging minor numerical differences. Python (pandas, numpy, statsmodels).