GATINEAU, Que. — Legislation introduced earlier this year that caps wholesale wireless roaming rates to what host carriers charge their own retail customers doesn't create the conditions necessary for smaller operators to compete, representatives from Wind Mobile and Mobilicity told the CRTC on Monday. It was the first day of a weeklong hearing looking into Canada's wholesale wireless market. Representatives from Wind and Mobilicity told the hearing that their entry into the market in 2009, after buying set-aside spectrum in the 2008 AWS auction, was hindered by expensive roaming rates. Legislation that came into effect in June capped these rates at a formula based on the...