CHICAGO -- Retailers should be cautious about participating in Internet trade exchanges because the concept is so new, said Kevin Turner, senior vice president and chief information officer, Wal-Mart Stores, Bentonville, Ark., speaking at the Retail Systems 2000 show here last month.
While it's a good idea to join an exchange, he said, "you have to be a realist about the exchanges. What is an exchange? Is the vendor or supplier only going to be able to write one purchase order? No. Th