Australian shoppers are spending less – and Qantas and Coles see their profits dip

Consumer demand weakens in face of stagnant wage growth and economic uncertaintyAustralian shoppers have become increasingly careful in their spending habits as a slew of consumer-facing companies reported tougher conditions and a closely watched survey showed the entire service sector shrank in July.Big guns including Qantas and Coles saw a dip in profits over the past 12 months, with the airline reporting weak demand for flights and the supermarket noting that the appetite for its cheaper own-