Results 31 to 40 of about 1,362 (81)

The Empirical Test of How the Margin Trading Act on the Stock Market Volatility in China Based on Individual Shares Analysis

open access: yes, 2015
2010年3月,我国股市放开了卖空交易限制,融资融券交易正式启动,从此我国股票交易制度从单边交易方式转化为双边交易方式。近年来,特别是2014年末至2015年初,我国股市融资融券交易规模迅猛增长,在我国股市中的影响也在迅速扩大。然而,由于我国股市引入融资融券交易后其开启时间尚短,发展深度尚浅,相关的制度安排还显得不十分成熟,因此,其进一步健康发展尚存在着许多亟待进一步深化研究的理论与实践问题。有鉴于此,本文以融资融券标的股票为研究对象,着重深入地研究成为融资融券标的前后股票收益波动的变化 ...
王小龙
core  

[Review of application of U-Net and Transformer in colon polyp image segmentation]. [PDF]

open access: yesSheng Wu Yi Xue Gong Cheng Xue Za Zhi
Shi Y, Sun S, Liu J, Ma J, Li M.
europepmc   +1 more source

[Prediction of hearing change in children with enlarged vestibular aqueduct with different genotypes by linear mixed-effects model]. [PDF]

open access: yesLin Chuang Er Bi Yan Hou Tou Jing Wai Ke Za Zhi
Deng L   +7 more
europepmc   +1 more source

[Diffusion cycle-consistent generative adversarial networks for pelvic active bone marrow segmentation]. [PDF]

open access: yesNan Fang Yi Ke Da Xue Xue Bao
Zhuo L   +5 more
europepmc   +1 more source

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