Peter Drucker 
Post-Capitalist Society [PDF ebook] 

‚The basic economic resource – “the means of production“, to use the economist“s term – is no longer capital, nor natural resources, nor “labour“. it is an will be knowledge.‘
With penetrating insight Peter Drucker describes the changes that are affecting politics, business and society itself.
It is vital that we are aware of and understand these changes in order to benefit from the opportunities that the future has to offer.