Policymakers act, journalists report, markets react with price action. For the first time, investors can measure all three causal reaction functions and measure risk exposure to shifts in public policy regarding trade and critical minerals using notional volume, volatility, and momentum (NOT sentiment) metrics. Generated using the award-winning, patented PolicyScope process, the volume-based metrics were designed specifically for ML/AI and factor analysis processes that support forecasting and risk measurement/pricing across a range of asset classes and investment strategies.