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系统原理与分析方法System theory and analysis method-北大Vensim+SD
0 个回复 - 184 次查看系统原理与分析方法System theory and analysis method-北大课程内容：概论 Introduction (3hrs) 多元统计分析 Multivariate analysis (12hrs) 系统模拟方法 System Simulation (12hrs) 系统优化方法 Syst ...2023-12-8 20:05 - 2023Hua - 现金交易版

EXCEL自动计算公式模板-开关电源的全套测试资料与详细方法
0 个回复 - 110 次查看 EXCEL自动计算公式模板-开关电源的全套测试资料与详细方法可修改、可定制、可按自己的需求编辑开关电源的全套测试资料与详细方法包含的内容（分页签）： TEST ITEMS / 测试项目 1. POWER ...2023-11-24 00:11 - yusb - 现金交易版

State space model，Dynamic factor model状态空间模型动态因子模型VARMA model
2 个回复 - 231 次查看 State space model，Dynamic factor model状态空间模型动态因子模型Stata III-4-7 TS Dynamic factor model State space model State space model Dynamic factor model VARMA model State space mod ...2023-11-9 16:38 - 2023Hua - 现金交易版

免费新书（2023）Machine Learning for Factor Investing: Python Version
76 个回复 - 6361 次查看免费分享，欢迎讨论。2023-7-22 13:55 - wenwu2019 - 量化投资

Your Complete Guide to Factor-Based Investing
26 个回复 - 12650 次查看 There are hundreds of exhibits in the investment "factor zoo." Which ones are actually worth your time, and your money?Andrew L. Berkin and Larry E. Swedroe, co-authors of The Incredible Shrinking ...2017-2-5 11:37 - nelsoncwlee - 投资人（实务版）

Intangible Capital and the Value Factor
1 个回复 - 660 次查看【作者(必填)】Noël Amenc, Felix Goltz and Ben Luyten 【文题(必填)】Intangible Capital and the Value Factor: Has Your Value Definition Just Expired? 【年份(必填)】The Journal of Portfolio Mana ...2020-10-12 16:08 - wangzt - 文献求助专区

求factortest的安装包
81 个回复 - 13490 次查看 RT，找了好久也没找到包，stata直接装又总是掉线。哪位好心人能发下factortest的包啊好久没上论坛，没想到这么多同学在求一段时间没用stata了，也不知道文件对不对，暂且传了上了。两个文件一样的，有 ...2020-6-30 18:58 - 寂意署禾 - Stata专版

《Best Practices in Exploratory Factor Analysis》
17 个回复 - 3349 次查看 Best Practices in Exploratory Factor Analysis (EFA) is a practitioner-oriented look at this popular and often-misunderstood statistical technique. We avoid formulas and matrix algebra, instead focus ...2016-7-5 21:50 - bfzldh - HLM专版

求助JOPM的Asset Allocation vs. Factor Allocation—Can We Build a Unified Method?
2 个回复 - 1697 次查看【作者(必填)】 Jennifer Bender, Jerry Le Sun and Ric Thomas【文题(必填)】 Asset Allocation vs. Factor Allocation—Can We Build a Unified Method? 【年份(必填)】 2018 【全文链接或数据库名称(选填 ...2019-1-7 11:14 - pengerge - 求助成功区

智慧工厂要如何规划及解决方案？智能工厂,smart factory
1 个回复 - 875 次查看智慧工厂要如何规划及解决方案？智能工厂,smart factory 1. 海康咸视智慧工厂可视化解决方案docx 2. 徐工传动智能工厂方案pptx 3. 智慧工厂规划方案，pdf 3. 智慧工厂解决方案，pdf 4. 智慧工厂解夹方窦【PPT ...2021-1-7 16:48 - Mujahida - 现金交易版

Common Risk Factors in the Returns on Stocks and Bonds
2 个回复 - 1211 次查看 Common Risk Factors in the Returns on Stocks and Bonds2019-11-20 16:39 - 158149053 - 休闲灌水

基于R 机器学习因子投资Machine Learning for Factor Investing
2 个回复 - 588 次查看基于R 机器学习因子投资Machine Learning for Factor Investing：香港科技大学学习资料（英文教学学习讲义+课后习题答案） Hong Kong University of Science and Technology Aug. 2022 =Machine Learning for Fa ...2023-5-15 14:40 - mujahida01 - 现金交易版

求助文献_Equity Smart Beta and Factor Investing for Practitioners
7 个回复 - 1416 次查看【作者(必填)】Khalid Ghayur , Ronan G. Heaney , Stephen C. Platt 【文题(必填)】Equity Smart Beta and Factor Investing for Practitioners 【年份(必填)】2019 【全文链接或数据库名称(选填)】2019-8-9 12:43 - caifuxingyun - 求助成功区

对滞后一期的自变量去中心化：factor-variable and time-series operators not allo
4 个回复 - 3249 次查看已经平衡面板数据了。对自变量RDC和RDP去中心化处理，如下： . center RDC,prefix(c) (generated variables: cRDC) 当期可以 .center L.RDP L2.RDP,prefix(c) factor-variable and time-series operators not ...2020-11-2 10:32 - LLZ-DAD - Stata专版

Statistical inference for high-dimensional matrix-variate factor model
2 个回复 - 231 次查看【作者(必填)】 Elynn Y. Chen, Jianqing Fan 【文题(必填)】 Statistical inference for high-dimensional matrix-variate factor model 【年份(必填)】2023 【全文链接或数据库名称(选填)】Statistical Inf ...2023-12-13 14:56 - xiaojun9756 - 求助成功区

factortest
2 个回复 - 781 次查看 stata的factortest安装包2022-5-5 14:54 - kangjy920 - Stata专版

factory physics 工厂物理学英文版（两种）+中文版
14 个回复 - 6252 次查看第二版（非图片，文字可复制），分章节中文版--高清；两种英文版，其中一版文字非图片，可以复制。辛苦整理，请大家多多支持！资料介绍： Factory Physics is a book written by Wallace Hopp and Mark Spear ...2020-12-21 22:32 - jimcensun - 运营管理（物流与供应链管理）

（数据与代码）Spectral factor models
1 个回复 - 543 次查看（数据与代码）Spectral factor modelsWe represent risk factors as sums of orthogonal components capturing fluctuations withcycles of different length. The representation leads to novel spectral factor ...2022-10-16 11:08 - Martina904 - 现金交易版

Trading Options Greeks: How Time, Volatility, and Other Pricing Factors ...
26 个回复 - 6192 次查看 Title： Trading Options Greeks: How Time, Volatility, and Other Pricing Factors Drive Profits Authors：Dan Passarelli, William J. Brodsky Year:2012 Pages:368 Language:English Size:3 Mb Exte ...2014-8-7 14:01 - 一道心茶 - 经管书评

中介因子检验遇到factor-variable and time-series operators not allowed
5 个回复 - 10851 次查看请问我做中介因子检验时，输入sgmediation 因变量，mv() iv( ) cv( 有5个)时，提示factor-variable and time-series operators not allowed要怎么解决呀？（为了简便，因变量、自变量、中介变量这些我都没有打出来） ...2021-10-8 16:47 - 冷漠艺术家 - Stata专版

How Many Stratification Factors Are Reasonable and Can There be Too Many? Evalua
3 个回复 - 381 次查看【作者(必填)】Anna Moseley 【文题(必填)】How Many Stratification Factors Are Reasonable and Can There be Too Many? Evaluation of Analysis Strategies in the Context of a Randomized Phase 2 Trial ...2023-9-3 16:39 - andy162639 - 求助成功区

求Journal of Portfolio Management上的《Why Are High Exposures to Factor Betas Un
2 个回复 - 685 次查看【Chris Brightman, Forrest Henslee, Vitali Kalesnik, Feifei Li, Juhani Linnainmaa】【Why Are High Exposures to Factor Betas Unlikely to Deliver Anticipated Returns】【2021】【DOI: https:// ...2023-11-8 14:08 - lqstudy - 悬赏大厅

Cross-stock momentum and factor momentum
3 个回复 - 546 次查看【作者(必填)】Jingda Yan , Jialin Yu 【文题(必填)】Cross-stock momentum and factor momentum 【年份(必填)】 2023 【全文链接或数据库名称(选填)】Cross-stock momentum and factor momentum - ScienceDi ...2023-10-23 10:38 - xiaojun9756 - 求助成功区

Quantile Factor Models
1 个回复 - 154 次查看【作者(必填)】 22 【文题(必填)】 Quantile Factor Models【年份(必填)】 222 【全文链接或数据库名称(选填)】https://onlinelibrary.wiley.com/doi/10.3982/ECTA157462023-11-21 14:48 - internet.hzx - 求助成功区

Factor Timing
5 个回复 - 519 次查看【作者(必填)】 Valentin Haddad, Serhiy Kozak, Shrihari Santosh 【文题(必填)】 Factor Timing 【年份(必填)】 2020 【全文链接或数据库名称(选填)】Factor Timing | The Review of Financial Studies | Ox ...2023-6-27 12:51 - xiaojun9756 - 求助成功区

Which factors drive Bitcoin volatility: Macroeconomic, technical, or both?
1 个回复 - 257 次查看【作者(必填)】 22 【文题(必填)】 Which factors drive Bitcoin volatility: Macroeconomic, technical, or both?【年份(必填)】 22 【全文链接或数据库名称(选填)】https://onlinelibrary.wiley.com/doi/abs/ ...2023-11-19 00:04 - internet.hzx - 求助成功区

Disentangling sustainability and resiliency factors in buyer-supplier relations
3 个回复 - 200 次查看【作者(必填)】Hossein Maleki 【文题(必填)】Disentangling sustainability and resiliency factors in buyer-supplier relationships 【年份(必填)】2023 【全文链接或数据库名称(选填)】2023-11-13 15:02 - sailing3200 - 求助成功区

求JournalofPortfolioManagement的Why Are High Exposures to Factor Betas Unlikely
2 个回复 - 426 次查看【Chris Brightman, Forrest Henslee, Vitali Kalesnik, Feifei Li, Juhani Linnainmaa】【Why Are High Exposures to Factor Betas Unlikely to Deliver Anticipated Returns】【2021】【DOI: https:// ...2023-11-9 13:05 - lqstudy - 求助成功区

求JournalofPortfolioManagement的Practical Applications of Macro Factor Investing
2 个回复 - 448 次查看【作者(必填)】 Alexander Swade, Harald Lohre, Mark Shackleton, Sandra Nolte, Scott Hixon, Jay Raol 【文题(必填)】 Practical Applications of Macro Factor Investing with Style 【年份(必填)】 2022Pr ...2023-11-9 13:18 - lqstudy - 求助成功区

Dynamic Factor Models动态因子模型
0 个回复 - 178 次查看 Dynamic Factor Models, Factor-Augmented Vector Autoregressions, and Structural Vector Autoregressions in Macroeconomics Dynamic Factor Models, Factor-Augmented Vector Autoregressions, and Struc ...2023-11-9 16:25 - 2023Hua - 现金交易版

求Journal of Portfolio Management上的《macro factor investing with style》
2 个回复 - 208 次查看【作者(必填)】 Alexander Swade, Harald Lohre, Mark Shackleton, Sandra Nolte, Scott Hixon, Jay Raol 【文题(必填)】 Macro Factor Investing with Style 【年份(必填)】 2021 【DOI】https://doi.org/10. ...2023-11-8 14:12 - lqstudy - 求助成功区

Analysis of the factors influencing the auditing independence
0 个回复 - 229 次查看 2023-10-27 01:28 - Lp60L72582 - 经管书评

ststa factortest命令怎么没法识别
1 个回复 - 350 次查看求大神帮助一下 ststa factortest命令怎么没法识别2023-10-20 17:12 - 从娃娃 - 新手入门区

Research on Influencing Factors of Web 3D User Experience with Grounded Theory
1 个回复 - 123 次查看 2023-10-14 19:55 - w78Bz68481 - 经管书评

求factortest安装包
0 个回复 - 983 次查看 {:0_288:}{:0_288:}{:0_288:}2023-10-13 20:28 - ssszmppp - 数据交流中心

Chapter 10 Arbitrage Pricing Theory and Multifactor Models of Risk
0 个回复 - 110 次查看 2023-9-27 10:45 - 2RsN289271 - 经管书评

Chapter 10 Arbitrage Pricing Theory and Multifactor …
0 个回复 - 89 次查看 2023-9-26 13:21 - liQP562443 - 经管书评

Pseudo-Factors and Factor Investing
2 个回复 - 370 次查看【作者(必填)】Lopez de Prado, Marcos 【文题(必填)】Pseudo-Factors and Factor Investing (Where Are the Factors in Factor Investing?) 【年份(必填)】Journal of Portfolio Management, 49(5), pp. 6-20 ...2023-9-20 11:11 - rayzhangfy - 求助成功区

your complete guide to factor-based investing pdf下载
1 个回复 - 772 次查看 your complete guide to factor-based investing pdf2021-4-16 14:33 - kcq123 - 投资人（实务版）

【2019新书】The Knowledge Work Factory: Turning the Productivity Paradox into...
18 个回复 - 3588 次查看 The Knowledge Work Factory: Turning the Productivity Paradox into Value for Your Business by William F. Heitman (Author) About the Author William Heitman, the founder and managing director of The ...2019-1-31 19:52 - slowry - 金融学（理论版）

“Factor w/ 3”--中的“w”什么意思？
3 个回复 - 4711 次查看 str()一个factor变量的时候，出现“Factor w/ 3”，其中的“w”什么意思？2015-7-4 20:25 - lg21c - R语言论坛

英文原著：charlie and the chocolate factory.mobi
4 个回复 - 5901 次查看原著正版电子书，附图版中译名：查理和巧克力工厂[/backcolor] [/backcolor]2018-7-5 08:48 - hwzhi - 外语学习

factortest命令怎么下载呀？
2 个回复 - 796 次查看大家可以分享factortest的安装包吗，找了半天也没找见2023-8-21 21:13 - 周周周周吃火锅 - Stata专版

stata进行merge合并出现factor variables and time-series operators not allowed
14 个回复 - 26656 次查看将两个文件进行merge命令合并，结果出现：factor variables and time-series operators not allowed，这是怎么回事呀？所用代码如下： use 公司文件.dta, clear merge m:m id year ZF补助数据.dta, nogen 有没有 ...2019-3-19 09:36 - 甜菜蕾酱菠萝油 - Stata专版

[免费] Asset Management: A Systematic Approach to Factor Investing
12 个回复 - 1703 次查看 Andrew Ang Asset Management: A Systematic Approach to Factor Investing 相比传统几大教材更易读这个版本不是扫描版，是原版不求论坛币，还请大家多多点赞，赚点通用积分。2022-11-14 16:00 - cru0202 - 经济金融数学专区

初学者的因子投资Factor Investing For Dummies笨蛋也会因子投资
1 个回复 - 323 次查看初学者的因子投资Factor Investing For Dummies笨蛋也会因子投资，香港科技大学学习资料 Hong Kong University of Science and Technology 2021 =Factor Investing For DummiesJames Maendel Paul Mladjenovic ...2023-5-15 19:54 - Lala-20200 - 现金交易版

悬赏MSCI-RISK FROM ANY ALTITUDE: USING THE BARRAONE MACRO FACTORS
1 个回复 - 1010 次查看【作者(必填)】 Americas, EMEAI 【文题(必填)】 RISK FROM ANY ALTITUDE: USING THE BARRAONE MACRO FACTORS 【年份(必填)】 2014 【全文链接或数据库名称(选填)】 https://www.msci.com/www/research-pap ...2019-1-10 13:52 - pengerge - 文献求助专区

基于Deap2.1全要素生产率的计算Total Factor Productivity
1 个回复 - 401 次查看基于Deap2.1全要素生产率的计算Total Factor Productivity-武汉大学学习资料 Total Factor Productivity.ppt 长江经济带服务业全要素生产率分析（第6稿-学习与实践版）.doc Total Factor Productivity.pdf 长江 ...2023-5-13 19:54 - mujahida01 - 现金交易版

A random-perturbation-based rank estimator of the number of factors
1 个回复 - 223 次查看【作者(必填)】 33 【文题(必填)】 A random-perturbation-based rank estimator of the number of factors 【年份(必填)】 33 【全文链接或数据库名称(选填)】https://academic.oup.com/biomet/article-abstr ...2023-7-16 21:47 - internet.hzx - 求助成功区

智慧工厂,智能工厂，数字化工厂，samrt factory, digital factory
2 个回复 - 1208 次查看智慧工厂,智能工厂，数字化工厂，samrt factory, digital factory汇集各行各业的经典案例，是如何策划规划及解决方案！智慧工厂,智能工厂，数字化工厂，samrt factory, digital factory 智慧工厂,智能工厂，数 ...2021-1-7 17:07 - Mujahida - 现金交易版

Capital and Labor: The Factor Income Composition of Top Incomes in the United St
1 个回复 - 358 次查看【作者(必填)】 Anthony B. Atkinson, Christoph Lakner 【文题(必填)】 Capital and Labor: The Factor Income Composition of Top Incomes in the United States, 1962–2006 【年份(必填)】 2021 【全文 ...2023-6-26 15:19 - 钱学森64 - 求助成功区

做gologit2时出现factor variables and time-series operators not allowed
3 个回复 - 1476 次查看请问在做gologit2时出现如下提示怎么办？gologit2 happ i.scpm slninc sedu emp lninc age edu health urban i.prov if female==1, npl(i.scpm edu) factor-variable and time-series operators not allowed r(1 ...2021-6-19 17:35 - LAN花花 - 灌水吧

factor 第一个数据库可用，换一个数据库就报错
2 个回复 - 423 次查看各位大神，帮忙看一下，为什么factor就出错了。 > library(rms)> library(haven)> data1 View(data1)> summary(data1) 病理 AFP CA199 CEA Length:201 ...2023-6-10 06:19 - l悠l悠 - R语言论坛

factor-variable and time-serie
0 个回复 - 246 次查看用esttab在做环境库茨涅兹曲线时报错， local m "fe" . esttab `m' using 环境库茨涅兹曲线.rtf , (output written to 环境库茨涅兹曲线.rtf) . repla ...2023-6-7 00:25 - 鲨鱼辣椒- - Stata专版

A Five-Factor Asset Pricing Model
2 个回复 - 330 次查看【作者(必填)】Fama E. F.，French K. R. 【文题(必填)】A Five-Factor Asset Pricing Model 【年份(必填)】2015 【全文链接或数据库名称(选填)】https://xueshu.baidu.com/usercenter/paper/show?paperid ...2023-5-26 15:48 - zhutx - 求助成功区

Spatio-temporal evolution and influencing factors of geopolitical relations amon
1 个回复 - 433 次查看【作者(必填)】Meng Li[/backcolor], Wen Yuan[/backcolor], Wu Yuan[/backcolor], Fangqu Niu[/backcolor], Hanqin Li[/backcolor] & Duanmu Hu[/backcolor] 【文题(必填)】Spatio-temporal evolution and influe ...2023-5-27 13:45 - 三世相思2013 - 求助成功区

详见正文：Influence of Psychological Factors on College Students' Smoking
1 个回复 - 473 次查看【作者(必填)】Yang, Qianqian ; Yang, Fei ; Zhang, Kuo ; 【文题(必填)】Influence of Psychological Factors on College Students' Smoking Behavior: Moderating Role of Tobacco Advertising Receptivity a ...2023-5-15 15:49 - XunHuanLee - 求助成功区

r-studio做bifactor模型怎么选择其他的正交法？还有部分的结果解读
2 个回复 - 464 次查看如图，用的psych包，默认是用的s-l正交法，还有图中的h2、u2、p2代表了什么意思呢？小白求告知..2023-5-17 23:00 - 周周ab - 新手入门区

从传统到替代风险溢价的因子投资Factor Investing From Traditional to Alt
1 个回复 - 311 次查看从传统风险溢价到替代风险溢价的因子投资：香港科技大学教学讲义（英文） Factor Investing From Traditional to Alternative Risk Premia Hong Kong University of Science and Technology 2021 =Quantitative ...2023-5-15 19:10 - 2023D - 现金交易版

winsor的时候factor-variable and time-series operators not allowed
5 个回复 - 6118 次查看我用的是面板数据，想进行缩尾，结果显示factor-variable and time-series operators not allowed，请问应该怎么处理。我刚接触stata，请老师们可以讲的稍微详细一点，谢谢！2018-11-28 20:48 - M小白 - Stata专版

Establishment and Application of Multi-Factor Pricing Model in China A-Shares
0 个回复 - 324 次查看 1 论文标题Establishment and Application of Multi-Factor PricingModel in China A-Shares Market 2 作者信息 Zhipeng Wu1, Jiayi Wang2, Benchang Wang1 3 出处和链接（比如，NBER working paper No.11000） ...2023-5-4 13:45 - zaeo - 论文版

国际贸易中要素禀赋理论(Factor endowments)，以资本量与劳动量
0 个回复 - 1129 次查看国际贸易中要素禀赋理论(Factor endowments)，以资本量与劳动量比变量代替 Agenda: 1.要素禀赋理论的三个定理： 2.H-O定理说明国际分工和贸易的格局； 3. 要素价格均等化定理说明国际贸易对各国要素价格的影 ...2020-4-28 15:55 - Lotus_ss - 现金交易版

AF方法：Approximate Factorization，AF算法
5 个回复 - 2750 次查看 AF方法：Approximate Factorization，AF算法1. 一般两层隐式2. N-S方程解决二维3. 时间离散—一般三层4. 交叉导数上的线化5. AF分解6. 简化处理和改进这些理论，可用于计算流体力学、多维贫困测算 ...2020-8-27 13:29 - lotus_sss - 现金交易版

离散和连续数据的bi-factor 模型数学模型？？？
0 个回复 - 336 次查看 [*]问题： 20个项目，10个项目是连续数据构成维度1，10个项目是离散0-1数据构成维度2，20个项目存在一个一般因子G，构建bi-factor模型后，其数学模型是怎样的？非常感谢 2.Mplus 代码 DATA: ...2023-4-6 20:42 - 877732873 - LISREL、AMOS等结构方程模型分析软件

Minimax D-optimal designs for multivariate regression models with multi-factors
3 个回复 - 827 次查看【作者(必填)】Lucy L.Gaoa[/backcolor]JulieZhou[/backcolor] 【文题(必填)】Minimax D-optimal designs for multivariate regression models with multi-factors 【年份(必填)】2020 【全文链接或数据库名称 ...2020-4-8 19:43 - ozj9325 - 求助成功区

JCR-2021-Impact-Factor-PDF-list
0 个回复 - 244 次查看 2023-3-3 11:10 - songmuenya - 爱问频道

Factors Influencing Participation in Bilateral Interprovincial Agreements
2 个回复 - 268 次查看【作者(必填)】Chen, Bin, Jie Ma, Richard Feiock, and Liming Suo. 【文题(必填)】Factors Influencing Participation in Bilateral Interprovincial Agreements: Evidence from China’s Pan Pearl River Del ...2023-2-22 16:23 - jgxlmf - 求助成功区

Measurement of green transition and its driving factors
1 个回复 - 191 次查看【作者(必填)】Xiao Liu 【文题(必填)】Measurement of green transition and its driving factors 【年份(必填)】2022 【全文链接或数据库名称(选填)】https://www.sciencedirect.com/science/article/ab ...2023-2-21 15:55 - 明秀南 - 文献求助专区

factor-variable and time-series operators not allowed lm检验出现缺失值
0 个回复 - 520 次查看为什么会出现这个结果呢，求求大佬怎么解决2023-2-21 15:50 - 何老师的人 - Stata专版

面板数据内生性问题 factor variables not allowed
6 个回复 - 5610 次查看面板数据处理内生性问题，想请教下我的命令错误的地方再哪里呢？应该如何修改？ . xtivreg2 y (x=工具变量) 控制变量 i.year,fe r 提示是：factor variables not allowed 谢谢！2019-1-3 16:03 - crystallyc22 - Stata专版

求问审稿意见中Cross-sectional factor loadings是什么？
7 个回复 - 655 次查看各位老师同学，有偿求问本人有一篇用AMOS做的实证论文刚收到一轮修改意见，其中一位评审老师提到“Cross-sectional factor loadings should be repoted, to check unidimensionality of the constructs”。 Cross ...2023-2-13 09:31 - 是包包啊~ - LISREL、AMOS等结构方程模型分析软件

Factor Momentum and the Momentum Factor
1 个回复 - 440 次查看【作者(必填)】 SINA EHSANI[/backcolor], JUHANI T. LINNAINMAA[/backcolor] 【文题(必填)】Factor Momentum and the Momentum Factor 【年份(必填)】 2022 【全文链接或数据库名称(选填)】Factor Momentum an ...2023-2-15 12:52 - xiaojun9756 - 求助成功区

stata的factortest安装包
2 个回复 - 1124 次查看 stata的factortest安装包[/backcolor]2023-2-14 09:49 - 睡醒了吗？ - 宏观经济学

Eigenvalue difference test for the number of common factors in the approximate f
1 个回复 - 247 次查看【作者(必填)】 Wu Jianhong 【文题(必填)】Eigenvalue difference test for the number of common factors in the approximate factor models 【年份(必填)】2018 【全文链接或数据库名称(选填)】10.1016/ ...2023-2-7 19:54 - 我来了 - 文献求助专区

Factor Momentum and Regime-Switching Overlay Strategy
0 个回复 - 246 次查看【作者(必填)】 Junhan Gu and John M. Mulvey 【文题(必填)】 Factor Momentum and Regime-Switching Overlay Strategy 【年份(必填)】 2021 【全文链接或数据库名称(选填)】https://jfds.pm-research.co ...2023-2-2 22:10 - waterup - 文献求助专区

A Modern Theory of Factorial Designs
2 个回复 - 1550 次查看 The last twenty years have witnessed a significant growth of interest in optimal factorial designs, under possible model uncertainty, via the minimum aberration and related criteria. This book gives, ...2015-4-16 18:16 - lasgpope - 量化投资

Dynamic Nexus between macroeconomic factors and CO2 emissions
1 个回复 - 261 次查看【作者(必填)】Gazi,M.A.I.,Nahiduzzaman,M. 【文题(必填)】Dynamic Nexus between macroeconomic factors and CO2 emissions: Evidence from oil-producing countries 【年份(必填)】2022 【全文链接或数据 ...2023-1-20 03:47 - hkswen - 求助成功区

A random-perturbation-based rank estimator of the number of factors
1 个回复 - 163 次查看【作者(必填)】 232 【文题(必填)】 A random-perturbation-based rank estimator of the number of factors 【年份(必填)】 2323 【全文链接或数据库名称(选填)】https://academic.oup.com/biomet/article-ab ...2023-1-19 16:52 - internet.hzx - 求助成功区

factor-variable operators (i. and c. and # and ###)代表的意思
10 个回复 - 9001 次查看 webuse fvex 1.regress y distance i.group 2.regress y i.sex sex#c.distance 3.regress y distance i.sex i.group sex#group 4.regress y distance sex##group 這是說明書裡的例子，請問這四個regression ...2017-5-23 11:53 - artemis.chien - Stata专版

R语言小白请教：因子（factor）转换为数值型（numeric）出错
5 个回复 - 1724 次查看如上图所示，我想对mydata中的TSH_T1进行K-S检验，结果提示函数中用了非数值参数，我想是不是这一列中缺失值太多了，就想手动把factor变为numeric如下图。结果如下图：转换失败，仍然是因子型。 PS：我是用NA ...2022-5-25 19:18 - Ace_xiao - R语言论坛

Industrial green total factor productivity based on an MML index in the Yangtze
1 个回复 - 158 次查看【作者(必填)】Shen Zhong[/backcolor], Lang Wang[/backcolor] & Fengge Yao[/backcolor] 【文题(必填)】Industrial green total factor productivity based on an MML index in the Yangtze River Economic Bel ...2023-1-6 10:50 - scottan123456 - 求助成功区

Goods trade, factor mobility and welfare论文求助
0 个回复 - 560 次查看请问谁读过Goods trade, factor mobility and welfare这篇文章呀？模型推导部分有的地方看不懂，想求教一下！请问这个里面哪个变量是服从Frechet分布的呀？2022-12-31 16:05 - 戒骄戒躁戒熬夜 - 世界经济与国际贸易

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