[...] The pretence that the illiquid real assets of an economy--the factories, capital equipment, houses and offices--can suddenly be converted into money or liquidity is the essence of the alchemy of the present system. Banks and other financial intermediaries will always try to finance illiquid assets by issuing liquid liabilities because they make profits by paying less on the latter than they earn on the former. [...]
there's a great line in a different book (forget which, maybe Yaroufakis) about banks wanting true, instant liquidity ... and yet in reality they have to cope with the short-term/long-term disparity between lending/borrowing maturation rates (I forget the term for this)