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Innovation in the Oil and Gas Industry (view source)
Revision as of 18:26, 27 October 2016
, 18:26, 27 October 2016no edit summary
**need help with search terms
*still also to do: get R&D spending data from compustat
==Notes from Ed==
Let's start by pulling some basic data on the S&P 500 over time. COMPUSTAT can provide you with financials and NAICS codes. We can do some industry groupings from there. But you'll need an S&P 500 indicator from somewhere in WRDS, or we'll have to put together a list from other sources.
==S&P Industry group==
