Efficiency assessment of green technology innovation of renewable energy enterprises in China: a dynamic data envelopment analysis considering undesirable output
2021 ◽
Vol 18
(4)
◽
pp. 503
2013 ◽
Vol 227
(2)
◽
pp. 325-330
◽
2014 ◽
Vol 16
(2)
◽
pp. 111-126
◽
2021 ◽
Vol 5
(1)
◽
pp. 94
2010 ◽
Vol 105
(3)
◽
pp. 343-366
◽