TY - Front. Econ. China A1 - Chuanchuan Zhang T1 - Chronic Diseases, Labor Supply and Medical Expenditure at Older Age: Evidence from China Y1 - 2013-06-05 JF - Frontiers of Economics in China JO - Front. Econ. China SP - 233 EP - 259 VL - 8 IS - 2 UR - https://journal.hep.com.cn/fec N1 - 10.3868/s060-002-013-0012-7 ER -