The parallel trends assumption required for the difference-in-differences design is satisfied, because pre-treatment performance data show the same time trends for treatment and control groups.
Source quote, verbatim
Using additional pre-treatment performance data, Figure 13 suggests that the trends in our dataset are the same for the treatment and control group.
From
Wulf A. Kaal, Barbara Luppi, Sandra Paterlini, Did the Dodd-Frank Act Impact Hedge Fund Performance (2014), 5.3. Difference-in-Difference Design https://ssrn.com/abstract=2389416 · source PDF
Cite as
Wulf A. Kaal, Barbara Luppi, Sandra Paterlini, Did the Dodd-Frank Act Impact Hedge Fund Performance (2014). SSRN: https://ssrn.com/abstract=2389416
Holds when
pre-treatment data from January 2011
treatment and control defined by the $150 million AUM threshold
Classification
empiricalsupport: evidencedresearch-methods
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