关于职业教育和普通教育均衡的政策研究，主要关注的是从学校到工作的过渡。毕业于职教的青年，随着技术日新月异的变化，就业后的收益会因为适应性差而减少，进而影响其未来的就业机会。本研究的主要假设是，在劳动力市场中，任何职业教育的优势都会随着年龄的增长而流失。研究使用了国际成人认知调查（the International Adult Literacy Survey）18个国家的微观数据，运用了倍差分析方法（DID），比较了接受普通教育和职业教育的人，在不同年龄段的就业率。数据分析支持了本研究假设。这一结论在那些推崇学徒制的国家尤为明显。而且，在能力模式和倾向得分匹配上，本研究结论是稳健的。

张磊，清华大学中国财政税收研究所高级研究员和所长助理，加州大学伯克利分校经济系访问学者。1994年，获得北京大学经济学学士学位；1997年，获得北京大学经济学硕士学位；2004年获得斯坦福大学经济学博士学位。研究领域：公共经济、教育经济和中国经济。
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主要论著：
"International Finance,” with Gang Yi, Shanghai Renmin Press, China, 1999
“Money Supply and the Hyperinflation of the Early 1990s in China,” Economic Perspectives, 1996:7 (in Chinese)
“Political Economy of Income Distribution Dynamics,” Journal of Development Economics, August 2008, 87(1), 119-139.
“Parental Income and Return to College Education in Urban China” (with Cheng Yuan), Economic Research Journal (Jingji Yanjiu), May 2009, 44(5), 42-52 (in Chinese).
“Quality-Consistent Estimates of International Schooling and Skill Gradients” (with Eric A. Hanushek), Journal of Human Capital, Summer 2009, 3(2), 107-143.
“The Effects of Welfare Reform on the Academic Performance of Children in Low-Income Households” (with Amalia R. Miller), Journal of Policy Analysis and Management, Fall 2009, 28(4), 577-599.
“A Value-Added Estimate of Higher Education Quality of U.S. States,” Education Economics, December 2009, 17(4), 469-489.
“Effects of College Educational Debt on Graduate School Attendance and Early Career and Life Choices,” forthcoming in Education Economics
“Intergenerational Effects of Welfare Reform on Educational Attainment” (with Amalia Miller), forthcoming in Journal of Law and Economics
“Classroom Peer Effects and Academic Achievement: Evidence from a Chinese Middle School” (with Katherine Carman), forthcoming in China Economic Review