• compstat.sas : use SAS to retrieve accounting data
• addPermnoToCompstat.sas : use SAS to add Permno to compstat data, later will use permno to link with market data

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• market_raw.csv : raw market data
• Return_with_delist.csv : add delist info to market data
• anualized_marketing_data.csv :
• sp_500.csv : sp 500 data
• comp.csv : compustat data with permno, final
• crsp.csv : market data to calculate features, final
• final_variables.csv : all features, bankruptcy indicator Y, and fyear, cusip, permno, permco

• working_log.md
• steps.md
• merge_missing.md
• result

ipython notebook:

• process_market_data.ipynb : calculate market data
• working_nb_py3.ipynb : get features and models, in python 3