Columbia University has access to the Infogroup’s Historical Business File via WRDS. Infogroup gathers geographic location-related business and residential data from various public data sources, such as local yellow pages, credit card billing data, etc. The Infogroup database at WRDS contains two packages: Historical Business and Historical Residential, both of which largely focus on US […]
Day: January 27, 2017
Using Python, R, MATLAB APIs for Datastream!
Do you know that in addition to Excel API, now you can also extract data easily from Datastream by using Python or MATLAB? For Python: PyDatastream is a Python interface to the Thomson Dataworks Enterprise (DWE) SOAP API (non free), with some convenience functions for retrieving Datastream data specifically. This package requires valid credentials for […]