Ecological Inference for RxC Tables via Nonlinear Quadratic Optimization

Estimates RxC (R by C) vote transfer matrices (ecological contingency tables) from aggregate data by simultaneously minimizing Euclidean row-standardized unit-to-global distances. Acknowledgements: The authors wish to thank Generalitat Valenciana, Consellería de Educación, Cultura, Universidades y Empleo (grant CIAICO/2023/031) for supporting this research.