Code & Data

• “Calendar Rotations: A New Approach for Studying the Impact of Timing using Earnings Announcements” with E. So and R. Verdi. Journal of Financial Economics 140(3) 865-893, 2021.  (Paper, Online Appendix)

-       Code & Data on firms' earnings announcement patterns.

• “The Effect of Financial Reporting on Strategic Investments: Evidence from Purchase Obligations” (solo-authored). The Accounting Review, 101(1): 437–474, 2026. (Paper, Online Appendix)

-        Python Scripts: 

• extract purchase obligation types and amounts from MD&A in 10-Ks

• download SEC filings from EDGAR

• identify redacted exhibits in 10-K/Q and 8-K

• identify investment contracts filed as exhibits in 10-K/Q and 8-K

• count quantity-related words in 10-K/Q and 8-K exhibits