The main contribution of this study is to substantiate that claim with a combination of well-tested economic and neuroscientific approaches, rather than air-filled conjecture.
To substantiate her claim that she was a real estate professional, petitioner introduced three logs reflecting the amount of time she purportedly spent on rental real estate activities during each of the years at issue.
Indeed, aside from some hand-waving about the lack of cancer cures and flying cars in chapter 1, the book never makes a serious effort to substantiate the claim that the pace of American innovation has slowed down.
William Murray, a spokesman for the IMF in Washington, said the fund had found no evidence to substantiate that claim, from Doyle or any other sources.