i agree with most of that---but the problem here runs beyond the limits of the two right wings that dominate the american single-party state to implicate the legitimacy of the system itself.
i'm tied up with some stuff for the moment, but stumbled across this article from the independent (uk) that addresses this study. the headline says it all:
'War on terror' set to surpass cost of Second World War - Americas, World - The Independent
check out the infographic linked at the top of the article.