is alan mullaly. he spent most of his career as an engineer at boeing. mulally led the design of the giant 777. he took over ford in 2006 and mortgaged the company to borrow enough money to transform it. we sat down with mulally to ask why businesses aren't being more aggressive with their big reserves of crash. at this moment banks are holding onto about a trillion dollars in cash-- trillion with a "t"-- businesses are holding on the about a trillion dollars in cash, and yet we don't make much headway in unemployment. why not? >> well, i think that there's general agreement with the economists that until we get the growth rate, the expansion of the g.d.p., of our economic engine up over 3.5%, and that's what is required to bring down the unemployment. >> pelley: but people want to know with businesses holding on to a trillion dollars worth of cash, what are you waiting for? why aren't we creating jobs? >> well, what's happening right now is that customers are concerned. they're not sure where we're going as a country, so they're very concerned about mak