Dr. WOO Kai YinDr. LEE Shu KamShum, PaulPaulShum2016-10-272016-10-272016http://hdl.handle.net/20.500.11861/3617Hong Kong Shue Yan University. Dept. of Economics and Finance.5 p.engEconomics, Commerce-Business.Competition or collusion in the Hong Kong grocery industry : analysis of threshold cointegration with asymmetric adjustmentsWorking Paper