 Market pricing for Wednesdays Bank of Canada decision is 70 for a 25 bps hike with the remainder at no change.Economists at National Bank argue the BOC is taking an unnecessary risk but hiking at this meeting after weak core retail sales and softening sentiment surveys.Those who argue that another 25 basis points increase will not kill the economy forget that at this stage of the business cycle, the impact of further hikes is not linear. In other words, the marginal increa... 