结果:找到“num”相关内容1000个,排序为按回复时间降序,搜索更多相关帖子请点击“高级”
制造业上市公司主营业务收入按产品分占比面板数据
0 个回复 - 532 次查看
制造业上市公司主营业务收入按产品分占比面板数据
xlsx和dta内容一样,根据需求自行购买
数据来源:wind数据库导出制造业上市公司财报中【主营业务收入】按【产品】分【比重】,由作者手工整理为面板数据
指标明细 ...
2023-4-4 17:03 - 搬砖老手 - 现金交易版
The Book of Numbers by Tianxin Cai (蔡天新)
7 个回复 - 610 次查看
2016-10-30 | English | 368 Pages | PDF | ISBN/ASIN: 9814759430 | 26 MB
Natural
numbers are the oldest human inventions. This volume describes their nature, laws, history and current status. T ...
2017-11-29 15:56 - igs816 - 经管书评
Number Theory
35 个回复 - 4878 次查看
Stanford University
Educational Program for Gifted Youth (EPGY)
Number Theory
Dana Paquin, Ph.D.
Summer 2010
**** 本内容被作者隐藏 ****
2021-10-15 09:37 - hylpy1 - 经济金融数学专区
WIND主营构成数量,number of business segments
1 个回复 - 720 次查看
Giannetti, M., Liao, G., & Yu, X. (2015). The brain gain of corporate boards: Evidence from China. The Journal of Finance[/backcolor], [/backcolor]70[/backcolor](4), 1629-1682.[/backcolor]“No. of ...
2022-3-2 10:26 - yugeng2009 - 现金交易版
Number of groups
4 个回复 - 4969 次查看
stata面板数据回归结果中的 Number of groups 和 Number of obs什么区别啊?求大神指导。是不是 Number of groups 是一共多少家企业, Number of obs是多少个样本呢?
2019-7-27 08:41 - 杨君笑 - Stata专版
numéraire是什么意思
3 个回复 - 1194 次查看
Equations (9) and (10) define the consumer price index and the producer
price index for domestically marketed output. The CPI is fixed and
functions as the
numéraire in the basic model version; alt ...
2022-4-8 11:08 - 苟忘风波累0 - 真实世界经济学(含财经时事)
Enumerative Combinatorics, Volume 2
1 个回复 - 661 次查看
E
numerative Combinatorics, Volume 2
作者: Richard P. Stanley
出版社: Cambridge University Press
出版年: 2001-6-4
页数: 600
定价: USD 67.00
装帧: Paperback
丛书: Cambridge Studies in Advanced ...
2023-5-6 05:47 - wxwpxh - 经济金融数学专区
Enumerative Combinatorics, Volume 1
1 个回复 - 576 次查看
E
numerative Combinatorics, Volume 1
作者: Richard P. Stanley
出版社: Cambridge University Press
出版年: 2000-05
页数: 340
定价: USD 39.99
装帧: Paperback
ISBN: 9780521663519
2023-5-6 05:39 - wxwpxh - 经济金融数学专区
Algebraic Number Theory
1 个回复 - 695 次查看
Algebraic Number Theory
作者: A. Fröhlich / M. J. Taylor
出版社: Cambridge University Press
出版年: 1993-2-26
页数: 355
定价: USD 78.00
装帧: Paperback
ISBN: 9780521438346
...
2023-5-5 05:16 - wxwpxh - 经济金融数学专区
出现invalid numlist报错
3 个回复 - 3346 次查看
各位STATA大佬,本人初学者,在做约束线性多元回归分析中出现invalid
numlist报错,不知道如何解决,恳请各位大佬看一看,感激不尽,以下是我的代码
reg y t rg rd rf
test rg=rd=rf
cnsreg y t, constraints(rg= ...
2019-11-12 18:47 - zlw554313026 - Stata专版
【求助】门限回归xthreg命令下trim()与thnum()关系
11 个回复 - 8874 次查看
如题,按照xthreg命令跑二重门限回归时:
xthreg Y X1 X2 X3,rx(fd) qx(gdp) th
num(2) bs(300) trim(0.01) grid(100)
但结果提示:
number of parameters in trim() is not equal to th
num()!
r(198);
不 ...
2018-3-23 23:59 - crystal-860521 - 爱问频道
Geometry of Numbers, Second Edition
1 个回复 - 468 次查看
Geometry of Numbers, Second Edition
作者: C.G. Lekkerkerker / P.M. Gruber
出版社: North Holland; 2 edition
出版年: 1987-5-15
页数: 732
装帧: Hardcover
ISBN: 9780444701527
2023-4-27 05:49 - wxwpxh - 经济金融数学专区
Easy French Platinum -交互式法语学习
1 个回复 - 298 次查看
Easy French Plati
num v11.0 | 1.49 GB
Easy French™ Plati
num, designed by university language experts, is an interactive learning system that’s proven to teach you French quickly and easily. Wit ...
2023-2-17 08:37 - Hwk985 - 休闲灌水
Easy Spanish Platinum-交互式西班牙语学习
0 个回复 - 304 次查看
Individual Software Easy Spanish Plati
num v11.0 | 1.25 GB
Easy Spanish™ Plati
num, designed by university language experts, is an interactive learning system that’s proven to teach you Spanish ...
2023-2-17 08:41 - Hwk985 - 休闲灌水
Easy German Platinum -交互式德语学习
0 个回复 - 286 次查看
Individual Software Easy German Plati
num v11.0 | 1.39 GB
Easy German™ Plati
num, designed by university language experts, is an interactive learning system that’s proven to teach you German qui ...
2023-2-17 08:39 - Hwk985 - 休闲灌水
Numerical Methods for Structured Markov Chains
3 个回复 - 1154 次查看
Intersecting two large research areas–
numerical analysis and applied probability/quering theory–this book is a self -contained introduction to the
numerical solution of structured Markov chains, whi ...
2019-7-16 07:13 - nivastuli - 博弈论
Numerical Methods for Finance
5 个回复 - 1849 次查看
Numerical Methods for Finance
by John A. D. Appleby, D. C. Edelman, and J. A. H. Miller
September 21, 2007
Chapman and Hall/CRC Reference - 312 Pages - 59 B/W Illustrations
ISBN 97815848892 ...
2016-3-28 04:08 - SleepyTom - 金融工程(数量金融)与金融衍生品