Revisiting “older” Financial Papers

Some older research in finance worth revisiting and retesting in current market with fresh data and sophisticated softwares and algorithms. This paper is one of those interesting researches:

Price Changes of Related Securities: The Case of Call Options and Stocks
Mihir Bhattacharya
The Journal of Financial and Quantitative Analysis
Vol. 22, No. 1 (Mar., 1987), pp. 1-15