Canada economic growth disappoints at start of second quarter

Canadian economic growth unexpectedly edged down in April, hurt by a decline in activity in the mining and oil and gas extraction industry, data from Statistics Canada showed on Tuesday, boding poorly for an anticipated pick-up in growth in the second quarter. Oil and gas extraction fell 3.4 percent, mainly due to a decline in the non-conventional oil extraction sector, which saw maintenance shutdowns and production difficulties in April. The Bank of Canada unexpectedly cut interest rates in Jan