Prigogine Institute of Mathematical Investigations of Complex Systems;
Moscow State University;
Moscow;
Russia;
Long-Term; Economic; Trend; Cycles; Nonlinear; Accelerator; Induced; and; Autonomous; Investment; Differential; Equations; of; Macroeconomic; Dynamics; Bifurcation; Stability; Crisis; Recession; Forecasting; Explosive; Growth; in; the; Prices; of; Highly; Liquid; Commodities; as; a; Predictor; of; Crisis;