Author(s): G. Dvali, G. Gabadadze, M. Shifman
-- hep-th/0010071 was replaced with a revised version
on Wed, 1 Nov 2000 17:55:05 GMT (16kb) --
Paper: hep-th/0010071
Comments: 16 pages; minor corrections, 1 reference added; version accepted in
Phys. Lett. B
Report-no: NYU-TH/00/09/09, TPI-MINN-00/50, UMN-TH-1926/00
URL: http://arXiv.org/abs/hep-th/0010071