slosh around वाक्य

"With gross domestic product rising at an astonishing annual rate of 6.9 percent in the fourth quarter of 1999, the worry on Wall Street _ and among a few anti-inflation hawks at the Fed _ is that Greenspan allowed the unemployment rate to fall too low, the stock market to rise too high and too much liquidity to slosh around the system, " the magazine says.
Issues I can think of : 2 ) what skills etc do they have that are worth millions and cannot be done by younger people for less money ? 3 ) Are they on some sort of % commision basis of their deals-if so exactly what deals are they ? 4 ) Is the high remuneration because they are inside a'walled garden'where lots of money sloshes around which is not thought of as being so precious as it is outside ? 5 ) Are they'partners'and hence get a share of the profits which normal employee do not ? 6 ) Have bankers total remunerations just been exaggerated by the media, and your average bank employee dosnt get paid much more than comparable non-banking jobs?