-2022 within the framework of the Stolper-Samuelson (SS) Theorem. Regarding the sample and methodology, developing and labor … fully support the Theorem, they aligned with the realities of an exceptional period. Therefore, to protect labor welfare …

We establish the Subgradient Theorem for monotone correspondences -- a monotone correspondence is equal to the … selection from the correspondence along the path. We prove two attendant results: the Potential Theorem, whereby a conservative … monotone correspondence can be integrated up to a potential, and the Duality Theorem, whereby the potential has a dual whose …