The document outlines four scenarios for the 2020 US presidential election and their probabilities and potential economic impacts. It discusses the possibility of a contested election but emphasizes the resilience of US constitutional checks and balances and history of recovering from tumultuous periods. Prior contested elections and crises were resolved through established legal processes. While short-term uncertainties exist, the US has consistently seen GDP growth even after assassinations, riots, and wars, demonstrating its ability to withstand disruption.