Some economists question whether government can have much impact on this mix.
But many economists question how much the trade legislation would help.
But in a recently published book, two economists question the wisdom of that approach.
Some economists still question whether more borrowing is truly what the Canadian economy now needs.
But some economists still question if there ever was a credit crunch.
But some economists questioned the true strength of the numbers.
Some economists question whether Americans are working more hours per week, saying the statistics rely too much on workers' own accounts.
But some economists now question even this figure, saying that the actual effect may be much less.
But many economists question whether income is rising enough to sustain spending.
Some economists question whether housing futures are really so critical, at least for individuals.