5Chatham B, Temkin B. Web analytics market: Continued growth in 2005 [ EB/OL]. [ 2012- 03- 26 ]. http://www. alacrastore, com/research/forrester-Web_ Analytics_ Market_ Continued_Growth In 2005-35864.
6Tsay A, Agrawal N. Channel dynamics under price and serv- ice competition [ J ]. Manufacturing & Service Operations Management, 2000,2 ( 4 ) : 372 -391.
7Bernstein F, Federgruen A. A general equilibrium model for industries with price and service competition [ J ]. Operations Research, 2004,18 ( 4 ) : 868- 886.
8Bernstein F, Federgruen A. Coordination mchanisms for sup- ply chains under price and service competition [ J ]. Manufacturing & Service Operations Management, 2007,9 ( 3 ) : 242- 262.
9Xiao T, Yang D. Price and service competition of supply chains with risk-averse retailers under demand uncertainty [ J ]. International Journal of Production Economics, 2008, 114( 1 ) :187-200.
10Balasubramanian S. Mail versus mall: a strategic analysis of competition between direct marketers and conventional retail- ers [ J ]. Marketing Science, 1998,24 (6) : 181-195.