presidential candidates - stock returns

So between the two presidential candidates, which do you think will have the better impact on stock returns? If you think you know, have a look at this: http://www.investopedia.com/articles/financial-theory/08/political-party-democrat-republican-stock-returns.asp?partner=basics

Umm, a 2003 study. When the only Democrats have been Clinton and Carter in the last 4 decades. Clinton who was president during the technology/internet stock boom. Hardly a significant number of data points.

neither? http://www.iijournals.com/JPM/default.asp?Page=2&ISS=10709&SID=426209&S=JPM

heavy dividend stocks could get crushed under Obama