id	domain	url
bece-647	www.creativecommons.org	http://www.creativecommons.org/licenses/by-nc/4.0/
bece-647	doi.org	https://doi.org/10.1086/319564
bece-647	doi.org	https://doi.org/10.2307/144855
bece-647	doi.org	https://doi.org/10.3969/j.issn.16719468.2008.04.009
bece-647	doi.org	https://doi.org/cnki:sun:jfjj.0.2013-04004
bece-647	doi.org	https://doi.org/10.3982/ecta6822
bece-647	doi.org	https://doi.org/10.2307/3559005
bece-647	doi.org	https://doi.org/10.3969/j.issn.10034870.2017.06.003
bece-647	doi.org	https://doi.org/10.3969/j.issn.10083855.2020.08.013
bece-647	doi.org	https://doi.org/10.1016/j.econedurev.2013.09
bece-647	doi.org	https://doi.org/10.1257/app.20170226
bece-647	www.moe.gov.cn	http://www.moe.gov.cn/fbh/live/2019/50415
bece-647	doi.org	https://doi.org/10.2307/2525981
bece-647	wkxb.bnu.edu.cn	http://wkxb.bnu.edu.cn/cn/y2020/v0/i6/5
bece-647	doi.org	https://doi.org/10.1086/319564
bece-647	doi.org	https://doi.org/10.2307/144855
bece-647	doi.org	https://doi.org/10.3969/j.issn.1671-9468.2008.04.009
bece-647	doi.org	https://doi.org/10.3969/j.issn.1671-9468.2008.04.009
bece-647	doi.org	https://doi.org/cnki:sun:jfjj.0.2013-04-004
bece-647	doi.org	https://doi.org/cnki:sun:jfjj.0.2013-04-004
bece-647	doi.org	https://doi.org/10.3982/ecta6822
bece-647	doi.org	https://doi.org/10.2307/3559005
bece-647	doi.org	https://doi.org/10.3969/j.issn.1003-4870.2017.06.003
bece-647	doi.org	https://doi.org/10.3969/j.issn.1003-4870.2017.06.003
bece-647	doi.org	https://doi.org/10.3969/j.issn.1008-3855.2020.08.013
bece-647	doi.org	https://doi.org/10.3969/j.issn.1008-3855.2020.08.013
bece-647	doi.org	https://doi.org/10.1016/j.econedurev.2013.09.003
bece-647	doi.org	https://doi.org/10.1016/j.econedurev.2013.09.003
bece-647	doi.org	https://doi.org/10.1257/app.20170226
bece-647	www.moe.gov.cn	http://www.moe.gov.cn/fbh/live/2019/50415/twwd/201903/t20190%20326_375413.html
bece-647	www.moe.gov.cn	http://www.moe.gov.cn/fbh/live/2019/50415/twwd/201903/t20190%20326_375413.html
bece-647	doi.org	https://doi.org/10.2307/2525981
bece-647	wkxb.bnu.edu.cn	http://wkxb.bnu.edu.cn/cn/y2020/v0/i6/5
bece-647	doi.org	https://doi.org/cnki:sun:jyky.0.200910-017
bece-647	doi.org	https://doi.org/10.3200/joer.101.1.50-60
bece-647	doi.org	https://doi.org/10.1111/deve.12165
bece-647	doi.org	https://doi.org/10.13397/j.cnki.fef.2019.01.0
bece-647	doi.org	https://doi.org/cnki:sun:yjsy.0.2019-01009
bece-647	doi.org	https://doi.org/cnki:sun:ldjj.0.2019-05003
bece-647	doi.org	https://doi.org/cnki:sun:yjsy.0.2019-02009
bece-647	dx.doi.org	http://dx.doi.org/10.16382/j.cnki.10005560.2017.01.007
bece-647	doi.org	https://doi.org/10.14138/j.10014519.2018.06.004711
bece-647	doi.org	https://doi.org/cnki:sun:jyky.0.2009-10-017
bece-647	doi.org	https://doi.org/cnki:sun:jyky.0.2009-10-017
bece-647	doi.org	https://doi.org/10.3200/joer.101.1.50-60
bece-647	doi.org	https://doi.org/10.1111/deve.12165
bece-647	doi.org	https://doi.org/10.13397/j.cnki.fef.2019.01.011
bece-647	doi.org	https://doi.org/10.13397/j.cnki.fef.2019.01.011
bece-647	doi.org	https://doi.org/cnki:sun:yjsy.0.2019-01-009
bece-647	doi.org	https://doi.org/cnki:sun:yjsy.0.2019-01-009
bece-647	doi.org	https://doi.org/cnki:sun:ldjj.0.2019-05-003
bece-647	doi.org	https://doi.org/cnki:sun:ldjj.0.2019-05-003
bece-647	doi.org	https://doi.org/cnki:sun:yjsy.0.2019-02-009
bece-647	doi.org	https://doi.org/cnki:sun:yjsy.0.2019-02-009
bece-647	dx.doi.org	http://dx.doi.org/10.16382/j.cnki.1000-5560.2017.01.007
bece-647	dx.doi.org	http://dx.doi.org/10.16382/j.cnki.1000-5560.2017.01.007
bece-647	doi.org	https://doi.org/10.14138/j.1001-4519.2018.06.004711
bece-647	doi.org	https://doi.org/10.14138/j.1001-4519.2018.06.004711