We often come across the

We often come across the reposte that when banks receive deposits/fees it cannot be from the old granny savings.  But lets look at some figures."the assets by the rich increased by roughly 10%, reaching a combined total of roughly $46.2 trillion. With this growth in extreme wealth, the wealth management business is itself becoming a major growth industry, with independent firms competing against the big banks in a race to manage the spoils of the world’s super-rich."Of course much is in shares and bonds but i'm sure a lot of it is also hoarded cash. The world’s big banks want to get more of this investable wealth. For example, Goldman Sachs has boosted its private wealth management services. The number of partners at the bank working in asset management in 2010 represented 4.5% of the bank’s total partners, a number which grew to 12% by 2012.