Jy. Jin, A comment on "A general model of information sharing in oligopoly," vol. 71 (1996), 260-288, by Michael Raith, J ECON THEO, 93(1), 2000, pp. 144-145
I show that concealing cost is the dominant strategy in Bertrand oligopoly.
generalising a result of Gal-Or (1986, Rev. Econ. Stud 53. 85 -92) and cor
recting an error of Raith (1996, J. Econ. Theory 71, 260 288). Journal of E
conomic Literature Classification Numbers. D43. L13. (C) 2000 Academic Pres
s.