Garen Markarian
Professor of Accounting
Working Papers
Why Do Prices Underreact to Insider Purchases?
Link to “SAS program to calculate 3-day abnormal returns around insider trading dates”
Link to “SAS Program to calculate insider trades by each insider, according to to SEC filing dates”
Link to “SAS Program to calculate Ali and Hirshleifer Opportunistic vs. Routine Insider Trades”
The Effect of the Tax Cuts and Jobs Act of 2017 on Corporate Investment
Link to “SAS program to calculate both a quarterly and a yearly sample from WRDS. Data include
“Completely Unforeseen” Earnings and Stock Prices
Revise and Resubmit, Review of Accounting Studies
Link to “SAS program to find adjusted earnings announcement dates”
Link to “SAS program to calculate share price volatility before and after earnings announements”
Link to “SAS program to calculate completely unforeseen earnings”
Link to “SAS program to calculate bid-ask spreads before and after an earnings announcement”