"Money makes the world go round" or so the saying goes.

Canada's political party leaders will try to lend credence to that notion Thursday night in Calgary as they hold their second debate of the election campaign with the focus strictly on the economy.

Tory leader and Prime Minister Stephen Harper will concentrate on holding the course.

Liberal leader Justin Trudeau has promised deficit spending on infrastructure, including more flood infrastructure which could resonate with Foothills voters.

While the NDP's Tom Mulcair wants to raise corporate taxes to pay for a national childcare program.