@article {15104, title = {Budget-Constrained Optimal Insurance Without the Nonnegativity Constraint on Indemnities}, journal = {Insurance: Mathematics and Economics}, volume = {84}, year = {2019}, month = {Jan 2019}, pages = {22-39}, url = {https://www.sciencedirect.com/science/article/pii/S016766871730389X?via\%3Dihub}, author = {Mario Ghossoub} }