Yesterday was the deadline for Canadian grocery retailers to submit a “comprehensive plan” to the federal government on how to reduce grocery prices. In September, Prime Minister Justin Trudeau gave the industry an ultimatum to “stabilize” food prices. In a speech in Ontario, the PM said: In recent years, large grocers have been making more money, all while the cost of groceries has risen drastically and families are struggling to put food on their tables.  We are also looking at all tools at our disposal, and we are not ruling out the use of tax measures, in order to restore the grocery price stability that Canadians expect.  The CEOs of the top five retailers were called to Ottawa to testify before Par...