@inbook{publication-5975, address={Boca Raton, US}, author={Gençay, Ramazan and Fagan, Steven}, booktitle={Handbook of Empirical Economics and Finance}, editor={Ullah, Aman and Gill, David}, isbn={978-1-4200-7036}, pages={133-154}, publisher={Taylor & Francis}, title={An Introduction to Textual Econometrics}, year=2011, }