Harmonizing and Combining Large Datasets – An Application to Firm-Level Patent and Accounting Data

Thoma, Grid; Torrisi, Salvatore; Gambardella, Alfonso; Guellec, Dominique; Hall, Bronwyn H.; Harhoff, Dietmar (2010). Harmonizing and Combining Large Datasets – An Application to Firm-Level Patent and Accounting DataNBER Working Paper 15851. Cambridge, Mass.: National Bureau of Economic Research.