This script aggregates and analyses total USD market liquidity in trillions of dollars - albeit with lagged, weekly data (live data is not available in TradingView!)
There's a positive correlation with the total liquidity available in the world's largest economy and risk assets like BITSTAMP:BTCUSD
The formula for net liquidity is as follows and uses account balances at the Fed and of the Treasury's General Account:
This script shows positive prints when liquidity is above it's 7 day EMA and negative when below... don't use this on timeframes lower than the 1D chart!