A recent study of the 2007 financial markets of 48 countries reveals all the world’s finances are controlled by only a few mutual funds, banks, and corporations. SFI External Professor and economist Matthew Jackson states, “Certainly people have some understanding of how large some of these financial institutions in the world are, there’s some feeling of how intertwined they are, but there’s a big difference between having an impression and actually having more explicit numbers to put behind it.