GATINEAU, Que. — The CRTC on Tuesday got opposing opinions on the need for wholesale wireless market regulation from two wireless carriers with very different perspectives. Incumbent carrier Telus Corp. argued that too much regulation will deter a healthy climate for investment in Canada's wireless market, while regional carrier Eastlink said the current lack of regulation is stifling competition. At the second day of a weeklong hearing on the wholesale wireless market, Ted Woodhead,...