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Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Estimation of Common Factors for Microstructure Noise and Effcient Price in a High-frequency Dual Factor Model
高频双因子模型 微结构 噪声公因数 效率价格 估计
2023/4/17
We develop the Double Principal Component Analysis (DPCA) based on a dual factor structure for high-frequency intraday returns contaminated by microstructure noise. The dual factor structure allows a ...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Improved Approximation Ratios of Fixed-Price Mechanisms in Bilateral Trades
双边贸易 固定价格机制 近似比率
2023/4/18
We study the performance of fixed-price mechanisms in the bilateral trade problem. We improve the approximation ratios of welfare-optimal mechanisms in several settings. In particular, when we have on...
中国海商法协会支持举办“COVID-19 & Oil Price Collapse: A Double Whammy”线上研讨会（图）
COVID-19 Oil Price Collapse A Double Whammy
2020/6/24
现今，肺炎疫情对全球经济产生了严重影响，对航运和石油行业等领域，包括上下游产业都带来了连锁反应。2020年5月26日，中国海商法协会（以下简称“协会”）受新加坡海商法协会邀请作为支持单位之一支持举办以“COVID-19 & Oil Price Collapse: A Double Whammy”为题的线上研讨会。
2019年6月17日，加拿大蒙特利尔大学教授，国际著名期刊《Reproduction》杂志主编Christopher Price（克里斯托弗·普莱斯）应邀来医学院进行学术讲座。下午，在仁医楼B区207会议室，ChristopherPrice（克里斯托弗·普莱斯）教授以“排卵期的自由基”为主题，开展了一场精彩的学术讲座。讲座由院长何祖平教授主持。
SPE/EAGE Reservoir Life Cycle Management Workshop: Innovation and Sustainability in Dynamic Oil Price Environment
Oil Pric oil industry
2016/7/27
Reservoir Life Cycle Management requires the right combination of reservoir characterisation, field development planning, project execution and continuous performance review of all key performance ind...
Does Price Reveal Poor-Quality Drugs? Evidence from 17 countries
17 countries Poor-Quality Drugs
2015/9/21
Focusing on 8 drug types on the WHO-approved medicine list, we constructed an original
dataset of 899 drug samples from 17 low- and median-income countries and tested them for
visual appearance, d...