巴德学院利维经济研究所：OPENSIMPLEST：最小的SFC开放经济模型（英文版）

This article introduces OPENSIMPLEST, a highly parsimonious stock-flow consistent (SFC) model of an open economy. The model is designed as a pedagogical and analytical benchmark that preserves the core mechanisms of more complex open-economy SFC frameworks while remaining complete, transparent, and empirically tractable. Unlike standard two-country models, which are often incomplete representations of the rest of the world, difficult to interpret as analytical “toy models,” and hard to valida