If the former group is right, independence will help the country grow its economy, attracting more business and more travellers.

BBC: The implications of Scottish independence

And our Rebuild America Partnership will attract private investment to put construction workers back on the job rebuilding our roads, our bridges and our schools, in turn attracting even more new business to communities across the country.

WHITEHOUSE: Our Top Stories

Money is extracted from taxpayers to pay for the centers on the theory that, by attracting business, they more than pay for themselves.

FORBES: Taxing Yourself Rich