C.F.Hung, the co -author of  Foundations of Financial Economics which is used as text book in Wharton and Stanford. strongly recommend these 11 papers in that book.
They are all classics in the Quantitative Finance and Financial Economics Theory. Very Very Helpful for reaserch as application.
You can lay good foundation once you thoroughly under these papers.
I make a fold of these 11 papers and hope you could find them helpful as I DID.
THNAKS
the papers are: K.Jarrow: the role of securities  in the optimal allocation of riskbearing.
Harry. Markowitz "Portfolio Selection"  
etc.
Lot of Stuff!
I will graduately upload all the 11 papers!