sfgreen
sfgreen
/ earnings_management_models.sas
Created
October 14, 2017 19:09
— forked from JoostImpink/earnings_management_models.sas
Estimate earnings management models
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| /* | |
| Earnings management models | |
| Author: Joost Impink, March 2016 | |
| Models estimated: | |
| - Jones model, tac = a0 + a1 1/TAt-1 + a2chSales + a3PPE + a4ROA + error. | |
| - variable names DA_Jones ABSDA_Jones | |
| - Modified Jones model, as Jones model, but using chSales - chREC to compute fitted values. |
sfgreen
/ hayn_0_construct_sample.sas
Created
October 5, 2017 18:19
— forked from JoostImpink/hayn_0_construct_sample.sas
Hayn 1995 replica, code to construct sample
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| /* We need to make a sample for US listed firms with fiscal years 1962-1990 | |
| From Compustat Funda we need: | |
| - gvkey Firm identifier | |
| - datadate End of fiscal year | |
| - fyear Fiscal year | |
| - epspx EPS before extraordinary items | |
| - prcc_f Price at fiscal year end | |
| - csho Common shares outstanding end of year (to compute market cap) |