For example, GDP is measuring final output at market prices: but if we have rationing and price controls then how can we really measure output at market prices?

FORBES: Did WWII Really End the Great Depression? Perhaps Not

Regardless of whether this Kickstarter project meets its goals, the pair told me the new Swivl will still go to market with two models: a lower-end white version and a premium silver edition, the latter of which includes a remote that controls tracking and doubles as a wireless mic as well as enhanced speakers that should output roughly the same quality as an iPad.

FORBES: Building on Prior Crowdfunding Success, Swivl Turns to Kickstarter for iPad, DSLR Models