The Theory of Econometric Duality | HackerNoon
Briefly

This article explores the complexities of the Calvo framework in macroeconomic models, particularly highlighting household equilibrium conditions and the interactions between nominal and real equilibria.
The analysis of the Phillips Curve reveals critical insights into persistence and policy puzzles, emphasizing their importance in understanding economic dynamics and forecasting.
The bifurcation analysis sheds light on the stability and transitions within economic systems, illustrating how minor changes can drastically affect equilibrium outcomes.
The econometric implications discussed provide a foundation for further research, emphasizing identification trade-offs and duality within economic modeling.
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