Regression model

Event Study (CAR and BHAR)

The event study is a financial research method that measures the impact of a news release, policy change, or corporate event on asset prices through cumulative abnormal returns. Reviewed by MacKinlay (1997) and formalised econometrically by Kothari and Warner (2007), it is the standard tool for testing the efficient-market hypothesis and analysing the information content of events.

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Sources

  1. MacKinlay, A. C. (1997). Event Studies in Economics and Finance. Journal of Economic Literature, 35(1), 13–39. link
  2. Kothari, S. P., & Warner, J. B. (2007). Econometrics of Event Studies. In B. E. Eckbo (Ed.), Handbook of Corporate Finance: Empirical Corporate Finance (Vol. 1, pp. 3–36). Elsevier. DOI: 10.1016/B978-0-444-53265-7.50015-9

Related methods

Referenced by

ScholarGateEvent Study (Event Study Methodology (CAR and BHAR)). Retrieved 2026-06-04 from https://scholargate.app/en/finance/event-study-finance