Healthy nudges: exploring their variability, limitations, and future challenges José-María Abellán-Perpiñán; Fernando-Ignacio Sánchez-Martínez; Jorge-Eduardo Martínez-Pérez; Eduardo Martínez-Gabaldón;

Effect of the catastrophic medical insurance on household catastrophic health expenditure: evidence from China Sheng-wen Zhao; Xiao-yan Zhang; Wei Dai; Yue-xia Ding; Jiang-yun Chen; Peng-qian Fang;