"Why do firms announce open market repurchase programs", The Review of Financial Studies, Spring 2005, p 271-300.
 

"Reconciling valuation methodologies" with Allen Michel. The Journal of Applied Finance, Winter 2007, 17(2), 1-12.
 

"Avoiding distortion in corporate valuation litigation: an application of discounted cash flow" with Allen Michel. Journal of Forensic Economics, 2007, p 33-50.
 

"Stock repurchases and the EPS enhancement fallacy", with Allen Michel. Financial Analysts Journal, 2008, 64(4), 62-75.
 

"Optimal execution of open-market stock repurchase programs". Journal of Financial Markets, 2009, 12, 832-869.
 

"Why does DCF undervalue equity" with Allen Michel. Journal of Applied Finance, 2009, 19(1&2), 49-62. Reprinted in CFA Digest  February 2010.
 

"On the different styles of large shareholders' activism" with Yu Wang. Economics of Governance, 2010, 11(3), 229-267.
 

"Not All Buybacks are created equal: The Case of accelerated repurchase programs" with Allen Michel and Israel Shaked. Financial Analysts Journal, 2010, 66(6), 55-72.
 

"Distortion in corporate valuation: Implications of capital structure changes," with Steven Feinstein and Allen Michel. Managerial Finance, 2011, lead article in Vol. 37(8), 681-696.
 

"Stock Repurchases: How Firms Choose between a Self Tender Offer and an Open-Market Program" Journal of Banking and Finance, 2011,  35, 3174-3187. 
 

“Ownership Structure and Performance: Evidence from the Public Float in IPOs.” with Allen Michel and Israel Shaked.  Journal of Banking and Finance, 2014, 40, 54-61.​
 

Do firms buy their stock at bargain prices? Evidence from actual repurchases” with Azi Ben-Refael and Avi Wohl. Review of Finance, 2014, 18(4) 1299-1340. 
 

“Index correlation: Implications for asset allocation” with Allen Michel and Israel Shaked. Managerial Finance, 2016, Vol 41(4) 1236-1256.
 

“Stock Buybacks – A Review” Advances in Management (Hebrew), 2017, 1, 13-23.  
 

“Voluntary disclosure and strategic stock repurchases” with Praveen Kumar, Nisan Langberg, and K. Sivaramakrishnan.  Journal of Accounting and Economics, 2017, 63, 207-230.