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Automorphic Representations and L-Functions for the General Linear Group
0 个回复 - 562 次查看 Automorphic Representations and L-Functions for the General Linear Group 作者: Goldfeld, Dorian; Hundley, Joseph; Faber, Xander 出版年: 2011-4 页数: 572 定价: $ 125.43 丛书: Cambridge Studies i ...2023-5-13 05:36 - wxwpxh - 经济金融数学专区

Symmetric Generation of Groups
1 个回复 - 418 次查看 Symmetric Generation of Groups 作者: Curtis, Robert T. 出版社: Cambridge Univ Pr 出版年: 2007-7 页数: 332 定价: $ 213.57 装帧: HRD ISBN: 97805218572152022-12-24 10:21 - wxwpxh - 经济金融数学专区

2022年Mahwah Bergen Retail Group，Inc企业数据分析
0 个回复 - 237 次查看 2022-12-22 17:25 - ewfwedwd - 现金交易版

2022年Ingenico Group Sa企业数据分析
0 个回复 - 248 次查看 2022-12-22 15:54 - esfdsw - 现金交易版

2022年Desjardins General Insurance Group Inc企业数据分析
0 个回复 - 300 次查看 2022-12-5 18:11 - esfdsw - 现金交易版

An Artificial Intelligence-Based Industry Peer Grouping System
1 个回复 - 674 次查看【作者(必填)】 George Bonne, Andrew W. Lo, Abilash Prabhakaran, Kien Wei Siah, Manish Singh, Xinxin Wang, Peter Zangari and Howard Zhang 【文题(必填)】 An Artificial Intelligence-Based Industry Pee ...2022-6-15 15:57 - fhwwt123 - 求助成功区

Porter’s (1980) Generic Strategies as Determinants of Strategic Group Membershi
1 个回复 - 467 次查看【作者(必填)】GG Dess[/backcolor]，PS Davis[/backcolor] 【文题(必填)】Porter’s (1980) Generic Strategies as Determinants of Strategic Group Membershi 【年份(必填)】1984 【全文链接或数据库名称 ...2022-1-21 16:55 - bbsflyingsnow - 求助成功区

世界发展银行-World-Bank-Group-Gender-Strategy-Mid-Term-Review---An-Assessment-b
3 个回复 - 848 次查看世界发展银行-World-Bank-Group-Gender-Strategy-Mid-Term-Review---An-Assessment-by-the-Independent-Evaluation-Group_105页_6mb2021-3-18 16:05 - wangjx_ - 行业分析报告

egen group报错variable __000001 not found r(111)
5 个回复 - 11888 次查看 _pctile sat, percentile(1 99) _pctile math, percentile(1 99) _pctile english, percentile(1 99) _pctile grades, percentile(1 99) global m "sat math english grades" foreach v in $m{ drop if `v'2015-6-4 11:44 - 天斯吾下 - Stata专版

【2019版新书】The Family Business Group Phenomenon: Emergence and Complexities
34 个回复 - 5904 次查看 The Family Business Group Phenomenon: Emergence and Complexities by Marita Rautiainen (Editor), Peter Rosa (Editor), Timo Pihkala (Editor), Maria José Parada (Editor), Allan Discua Cruz (Editor) ...2018-12-16 03:12 - slowry - 金融学（理论版）

关于egen y=group(x*)命令的正确解释及其解决
11 个回复 - 15038 次查看关于egen y=group(x*)的解释有两个：（1）将x*的观测值视为n维数组。对该数组的各种“取值组合”用自然数进行编号。比如样本中，x*有苹果，梨子，桃子，我们把苹果编号1，梨子编号2，桃子编号3。（2）把所有观测 ...2019-11-9 17:07 - diannaoasd - Stata专版

分组时出现unknown egen function group()问题如何解决
7 个回复 - 9719 次查看我在stata里对市值规模进行分组，用到以下命令： egen MV_group=xtile(市值), n(2) by(m_sort) 但是报错：unknown egen function xtile() 尝试着安装命令包解决：ssc install egen_more 但是也不行： conne ...2020-2-4 18:16 - xiaotou0377 - Stata专版

stata做事件时研究egen id=group(group_id) 一直报错variable __000001 not found r(1
11 个回复 - 8188 次查看我在用stata按照普林斯顿大学的方法进行事件研究时，代码运行到循环之前的 egen id=group(group_id) 就一直报错说variable __000001 not found r(111) 是为什么？？完整的代码如下use eventdates, clearsort compan ...2017-3-3 16:51 - changpengman - Stata专版

egen group函数生成的为什么是乱序分组编号？
9 个回复 - 1495 次查看我的数据是城市的一个面板数据，想给城市按顺序分组编号，比如说鞍山为1，白山为2，德州为3，以此类推。但是输入egen id=group(city)这条命令以后发现生成的id是乱序的，鞍山怎么就变成176了？？百思不得其解，求教 ...2022-12-14 23:09 - yoiceee - Stata专版

请问有人知道indocc表示什么吗？egen indocc = group(ind_code occ_code)
3 个回复 - 769 次查看遇到命令egen indocc = group(ind_code occ_code),其中ind_code和occ_code分别表示行业编号和职业编号，请问有人知道indocc表示什么吗？2019-4-23 15:25 - 左手倒影。 - 灌水吧

Business groups and their corporate strategies on the Argentine roller coaster
1 个回复 - 330 次查看【作者(必填)】Carrera A, Mesquita L, Perkins G, et al. 【文题(必填)】Business groups and their corporate strategies on the Argentine roller coaster of competitive and anti-competitive shocks 【年 ...2020-6-24 16:45 - mzxcnigle - 求助成功区

unknown egen function group()应该怎么解决呢，急求大神指导
5 个回复 - 5868 次查看 . xtset Stckd_new Year_new panel variable: Stckd_new (unbalanced) time variable: Year_new, 1 to 6, but with gaps delta: 1 unit . xi:xtreg Invest FDMonetary F ...2017-5-2 12:29 - ljmemory - Stata专版

stata出现unknown egen function group()应该怎么解决呢
0 个回复 - 2642 次查看进行缩尾处理出现unknown egen function group()应该怎么解决呢？救救孩子！！2020-3-15 21:55 - 杨yanyan - 计量经济学与统计软件

倾向匹配时，运行attnd命令，出现unknown egen function group()出现这个说明什么
11 个回复 - 7070 次查看倾向匹配时，运行attnd命令，出现unknown egen function group()出现这个说明什么2015-7-6 16:11 - nemomama - Stata专版

stata一直报错unknown egen function group()，我重新安装了stata也不行
11 个回复 - 5967 次查看 stata一直报错unknown egen function group()，我重新安装了stata也不行，但是在别人的电脑上运行就可以，不知道是不是我电脑设置的问题，这个问题困扰我好几天了，又要忙于做数据，恳求各位高手帮帮忙啊！2017-9-13 13:58 - 张张张嘴 - Stata专版

【学习笔记】求助<> Gene M.Grossman, El ...
0 个回复 - 478 次查看求助 Gene M.Grossman, Elhanan Helpman, 非常感谢～2019-10-8 21:10 - catmimi520 - Forum

egen ab=group(a b)如何理解？谢谢
1 个回复 - 1525 次查看 egen ab=group(a b)如何理解？谢谢2019-8-31 22:56 - wgh0216 - Stata专版

【独家发布】【2017】Group Genius: The Creative Power of Collaboration(epub+pdf)
35 个回复 - 1496 次查看【2017】Group Genius: The Creative Power of Collaboration (epub+pdf) Book 图书名称：Group Genius: The Creative Power of Collaboration Author 作者： Keith Sawyer Publisher 出版社： Basic Books, P ...2018-5-13 20:56 - kychan - 经管书评

在stata中运行xtgls命令为什么会出现unknown egen function group()
5 个回复 - 5771 次查看在stata中运行xtgls命令为什么会出现unknown egen function group()。。。。stata小白一只，后边这个问题看不太懂啊。。2016-5-12 19:02 - huanyongyu - 新手入门区

Your work study group gender ratio
1 个回复 - 320 次查看 [ 本帖最后由 fmsu_я 于 2018-11-18 21:04 编辑 ] It is not about a 1:1 ratio, or a "heaven's mass" of the same gender.2018-10-11 05:49 - fmsu_я - 休闲灌水

Heterogeneous technologies, strategic groups and environmental efficiency tech
1 个回复 - 497 次查看【作者(必填)】Konstantinos Kounetas[/backcolor] 【文题(必填)】Heterogeneous technologies, strategic groups and environmental efficiency technology gaps for European countriesAuthor links open overl ...2018-9-12 15:29 - 郑光凤 - 求助成功区

Modelling agent interdependency in group decision making
2 个回复 - 522 次查看【作者(必填)】 JRose 【文题(必填)】 Modelling agent interdependency in group decision making 【年份(必填)】 2004 【全文链接或数据库名称(选填)】https://www.sciencedirect.com/science/article/pii/S ...2018-5-6 00:40 - ticket1988 - 求助成功区

JSTOR: The Positive Group Affect Spiral: A Dynamic Model of the Emergence of
2 个回复 - 711 次查看【作者(必填)】 Frank Walter and Heike Bruch【文题(必填)】 The Positive Group Affect Spiral: A Dynamic Model of the Emergence of Positive Affective Similarity in Work Groups 【年份(必填)】 Journal ...2018-3-29 13:50 - yinhezhiwang - 求助成功区

Group heterogeneity and cooperation on the geographical indication regulation
1 个回复 - 577 次查看【作者(必填)】DomenicoDentoni videMenozzi aria Giacinta 【文题(必填)】Group heterogeneity and cooperation on the geographical indication regulation: The case of the “Prosciutto di Parma” Consor ...2018-3-3 14:18 - bwhbwh - 求助成功区

Formal systems in Artificial Intelligence: an illustration using semigroup,..
0 个回复 - 377 次查看摘要：As the field of Artificial Intelligence (AI) matures, methods relying less on ad hoc procedures and more on well defined operations in the context of forma...原文链接:http://link.springer.com/ar ...2018-1-9 10:30 - AIworld - 人工智能论文版

求解决egen group不能和by连用的困惑
16 个回复 - 5266 次查看想请教一个问题，我在用 egen id=group(year auditorfirm manager) 时，出现的结果如照片。而我想实现的是每年同一公司内部，对manager的大小进行排序，同时manager重复的值，排序数字相同：2008年对“安永”的id是 ...2017-12-21 15:00 - bwusxyrdlt - Stata专版

求：on tests and measures of group divergence
0 个回复 - 549 次查看【作者(必填)】PC Mahalanobis 【文题(必填)】on tests and measures of group divergence 【年份(必填)】【全文链接或数据库名称(选填)】http://xueshu.baidu.com/s?wd=on+tests+and+measures+of+group+d ...2017-11-11 22:20 - xiaoshiyue - 文献求助专区

按VAR1进行分组，我想知道每组中VAR2中共有多少不同的取值，egen+group不能与by连用。
3 个回复 - 3748 次查看您好！如题，我想根据VAR1进行分组，然后知道每一组数据中变量VAR2有多少个不同取值（而不是有多少观测值）？之前我问过类似的问题，可以用group函数来解决某变量VAR一共有多少不同取值的问题。现在需要根据VAR1进 ...2013-2-26 11:08 - plkiouyhx - Stata专版

Heterogeneous technologies, strategic groups and environmental efficiency
2 个回复 - 820 次查看【作者(必填)】Konstantinos Kounetas 【文题(必填)】Heterogeneous technologies, strategic groups and environmental efficiency technology gaps for European countries 【年份(必填)】2015 【全文链接 ...2017-4-20 11:39 - 郑光凤 - 求助成功区

运用stata软件分析面板数据，出现unknown egen function group()问题
5 个回复 - 4865 次查看运用stata软件进行GLS操作，其操作过程是：打开Statistics Longitudinal/Panel data /Contemporaneous correlation/ GLS regression with correlated disturbances 对话框。分别在Dependent variable ...2017-3-2 14:41 - 彼岸鸢尾 - Stata专版

wiley:Toward More Creative and Innovative Group Idea Generation
1 个回复 - 649 次查看【作者(必填)】 Paul B. Paulus, 【文题(必填)】 Toward More Creative and Innovative Group Idea Generation: A Cognitive-Social-Motivational Perspective of Brainstorming 【年份(必填)】 Vincent R. Bro ...2017-2-17 09:50 - yinhezhiwang - 求助成功区

【抽象分析，CAMBRIDGE】 Convergence of One-Parameter Operator Semigroups (2016)
9 个回复 - 2155 次查看 Convergence of One-Parameter Operator Semigroups In Models of Mathematical Biology and Elsewhere AUTHOR: Adam Bobrowski This book presents a detailed and contemporary account of the classic ...2017-1-6 09:17 - cmwei333 - 经济金融数学专区

Econometrica: Grouped Patterns of Heterogeneity in Panel Data
1 个回复 - 1006 次查看【作者(必填)】Stephane Bonhomme and Elena Manresa 【文题(必填)】Grouped Patterns of Heterogeneity in Panel Data 【年份(必填)】Econometrica 83(3), 1147-1184, May 2015 【全文链接或数据库名称(选 ...2016-10-16 22:28 - choi_gw - 求助成功区

Group Heterogeneity Increases the Risks of Large Group Size A Longitudinal Study
1 个回复 - 490 次查看【作者(必填)】 [*]Jonathon N. Cummings1 [*]Sara Kiesler2 [*]Reza Bosagh Zadeh3 [*]Aruna D. Balakrishnan2 【文题(必填)】Group Heterogeneity Increases the Risks of Large Group SizeA Longitudinal ...2016-8-13 21:09 - chenglong594 - 求助成功区

An agent model based on ideas of concordance and discordance for group ranking p
2 个回复 - 885 次查看【作者(必填)】 Eduardo Fernandez, , Rafael Olmedo 【文题(必填)】 An agent model based on ideas of concordance and discordance for group ranking problems【年份(必填)】 2002 【全文链接或数据库名称 ...2015-2-5 13:55 - internet.hzx - 求助成功区

在stata中运行xtgls命令为什么会出现unknown egen function group()
1 个回复 - 3304 次查看在stata中运行xtgls命令为什么会出现unknown egen function group()，这是什么问题，该怎么解决啊2016-5-12 19:08 - huanyongyu - Stata专版

unknown egen function group()出现这个说明什么
4 个回复 - 14328 次查看我用stata做xi回归，中间用的就是xi:reg y x1 x2 i.x3,可是为什么出现的是unknown egen function group()，这个是为什么咧2014-4-8 16:10 - 索索~ - Stata专版

Heterogeneity—Subgroups, Meta-Regression, Bias, and Bias-Adjustment
1 个回复 - 482 次查看 Heterogeneity—Subgroups, Meta-Regression, Bias, and Bias-Adjustment2016-1-24 13:37 - jiayan9939 - 经管书评

PSY; Idea generation in groups: A basis for creativity in organizations
2 个回复 - 656 次查看【作者(必填)】 Paulus, Paul B.; Yang, Huei-Chuan 【文题(必填)】 Idea generation in groups: A basis for creativity in organizations. 【年份(必填)】 Organizational Behavior and Human Decision ...2016-1-18 19:30 - yinhezhiwang - 求助成功区

【资料】China state group bailout highlights urgency of reform
0 个回复 - 758 次查看 China state group bailout highlights urgency of reform 中国国家集团救市凸显改革的紧迫性有需要的同学自行下载吧~ (｡･∀･)ﾉﾞ2015-11-17 11:54 - KazuC07 - 会计与财务管理

The fusion process with heterogeneous preference structures in group
1 个回复 - 608 次查看【作者(必填)】Xia Chen, Hengjie Zhang, Yucheng Dong 【文题(必填)】The fusion process with heterogeneous preference structures in group decision making: A survey 【年份(必填)】2015 【全文链接或数 ...2015-4-17 23:09 - kuailemyt - 求助成功区

Wiley: The positive group affect spiral: a dynamic model of the emergence of pos
1 个回复 - 787 次查看【作者(必填)】Frank Walter 【文题(必填)】 The positive group affect spiral: a dynamic model of the emergence of positive affective similarity in work groups 【年份(必填)】Journal of Organizational ...2015-1-28 05:51 - yinhezhiwang - 求助成功区

wiley: Social Organization of an Industrial Work Group: Emergence and
1 个回复 - 879 次查看【作者(必填)】 Doyle P. Johnson* 【文题(必填)】 Social Organization of an Industrial Work Group: Emergence and Adaptation to Environmental Change* 【年份(必填)】The Sociological Quarterly, Volume ...2015-1-28 05:38 - yinhezhiwang - 求助成功区

egen group不能跟by一起用？
4 个回复 - 5809 次查看数据结构是unbalanced panel, （有国家，公司，年份以及其他变量），现在我想得到每个国家中公司的个数，试了用by country: egen firm_n=group(firm), 可是egen不能跟by一起用，请问有什么其他结决方法吗？希望提供 ...2012-9-29 14:02 - tryingbing - Stata专版

Generalized Linear Latent Variable Modeling for Multi-Group Studies
3 个回复 - 920 次查看【作者(必填)】Jens C. Eickhoff & Yasuo Amemiya 【文题(必填)】Generalized Linear Latent Variable Modeling for Multi-Group Studies【年份(必填)】2006 【全文链接或数据库名称(选填)】http://www.tandf ...2014-10-21 18:04 - 不死族 - 求助成功区

POOLED MEAN GROUP ESTIMATION OF DYNAMIC HETEROGENEOUS PANELS
22 个回复 - 18690 次查看 "POOLED MEAN GROUP ESTIMATION OF DYNAMIC HETEROGENEOUS PANELS" M Hashem Pesaran, Yongcheol Shin and Ron Smith. Journal of the American Statistical Association, 1999, Vol 94 pp.621-634. Abstract: It ...2011-1-12 21:11 - xuehe - Gauss专版

求助Identifying subgroups of the general population that may be susceptible
1 个回复 - 1065 次查看【作者(必填)】 Goldberg MS, Bailar JC 3rd, 【文题(必填)】 Identifying subgroups of the general population that may be susceptible to short-term increases in particulate air pollution: a time-serie ...2013-9-5 02:07 - 刀剑林 - 求助成功区

A general purity law for convolution semigroups with discrete Lévy measure
1 个回复 - 869 次查看【作者(必填)】Arnold Janssen 【文题(必填)】A general purity law for convolution semigroups with discrete Lévy measure 【年份(必填)】1980 【全文链接或数据库名称(选填)】http://link.springer.com ...2013-8-22 14:29 - 352693585 - 求助成功区

ABO BLOOD GROUPS AND RH ANTIGENS IN PATIENTS WITH CARCINOMA OF THE BREAST
0 个回复 - 736 次查看【作者(必填)】TORTI, R A 【文题(必填)】ABO BLOOD GROUPS AND RH ANTIGENS IN PATIENTS WITH CARCINOMA OF THE BREAST 【年份(必填)】1963 【全文链接或数据库名称(选填)】http://www.ncbi.nlm.nih.gov/p ...2013-4-29 17:34 - moonstone - 文献求助专区

求助 egen i=group(frdm)是什么意思？
3 个回复 - 15426 次查看主要是不理解group在这里的作用？谢谢！！！2012-11-18 20:52 - hoper09 - Stata专版

How to generate mean by group under special circumstance?
1 个回复 - 1151 次查看 Generating the mean of the variable like : bys id: egen vari_mean= mean(vari). And I have six years data. (1956 1957 1958 1959 1960 1961 ). but I want to generate the mean value of the first ...2012-6-21 22:35 - 九华布衣 - Stata专版

已经解决————错误：by id: egen tn = group (n)
5 个回复 - 1742 次查看连老师，数据结构如下： id n 1 1 1 5 2 3 2 5 2 20 3 17 3 19 4 1 5 10 5 11 5 12 ... 怎么把以上的变量n变成连续的，即： id n 1 1 1 2 2 1 ...2012-6-17 17:46 - beanbean1030 - 统计软件培训班VIP答疑区

Minimal group identity and gender in ultimatum games
1 个回复 - 2242 次查看 <P><br></P> <P>Social identity, or group membership, affects economic outcomes. However, this influence may differ according to the nature of the groups involved. Investigating the we ...2007-2-21 09:37 - defeniks - 博弈论

How To Group Market Participants? Heterogeneity In Hedging Behavior
0 个回复 - 221 次查看 2005-9-23 08:57 - 主成分分析法674 - Forum

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