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全国各省人均耕地数据集（2003-2016年）
4 个回复 - 580 次查看数据集名称：全国各省人均耕地数据集时间范围：2003-2016年数据来源：各省统计年鉴相关说明：GDP平减指数=名义GDP/实际GDP ，实际GDP又称不变价GDP，名义GDP就是新闻中公布的数字，它没有考虑通货膨胀因 ...2022-7-30 15:50 - cennavi_lc - 现金交易版

31省份2000-2021年GDP平减指数以及实际GDP（2000年基期）+计算过程
1 个回复 - 1448 次查看 31省份2000-2021年GDP平减指数以及实际GDP（2000年基期）+计算过程 GDP平减指数（GDP Deflator），又称GDP缩减指数，是指没有剔除物价变动前的GDP(现价GDP)增长与剔除了物价变动后的GDP[即不变价GDP（constant-pr ...2022-7-16 10:54 - Leiha - 现金交易版

Bayesian Inference 贝叶斯推断
0 个回复 - 475 次查看在一般的linear estimation估计中，我们假设beta是constant but unknown 常数，但在贝叶斯推断中，我们把beta当作随机变量。关于Bayesian Inference简单易东的notes~I hope this noteis helpful!2022-7-11 05:48 - bianfulei - 现金交易版

Remaining Relevant in Your Tech Career: When Change Is the Only Constant
3 个回复 - 314 次查看 2019-5-18 12:07 - kawazhang - 经管书评

R做时间序列，出现Error in is.constant(y) : (list) object cannot be coerced to
6 个回复 - 14879 次查看在用R做时间序列模型是，出现这样的错误：Error in is.constant(y) : (list) object cannot be coerced to type 'double' 以下是代码：到上面那步，就出现了Error in is.constant(y) : (list) object c ...2017-3-1 00:56 - 一堆黑色幽默 - R语言论坛

Valuation of options under a constant elasticity of variance process and stochas
3 个回复 - 830 次查看【作者(必填)】Mohammed A. AbaOud 【文题(必填)】Valuation of options under a constant elasticity of variance process and stochastic volatility 【年份(必填)】2021 【全文链接或数据库名称(选填)】Va ...2022-2-15 21:43 - ssylzz - 求助成功区

Testing constant factor loading matrix using large panel high-frequency data
3 个回复 - 381 次查看【作者(必填)】Xin-BingKong ChengLiu 【文题(必填)】Testing constant factor loading matrix using large panel high-frequency data 【年份(必填)】2018 【全文链接或数据库名称(选填)】2020-1-29 22:09 - 我来了 - 求助成功区

不变价国内生产总值 constant price GDP 1994-2014年季度数据
12 个回复 - 7211 次查看 2016-4-7 16:57 - zhangxin90 - 宏观经济学

The constant elasticity of variance option pricing model
2 个回复 - 935 次查看【作者(必填)】John C. Cox 【文题(必填)】The constant elasticity of variance option pricing model 【年份(必填)】The Journal of Portfolio Management Special Issue 1996, Vol. 23, No. 5: pp. 15-17 ...2016-5-31 11:52 - ssylzz - 求助成功区

jstor文献：A Constant-Utility Index of the Cost of Living
3 个回复 - 1180 次查看【作者(必填)】Klein, L. R. and H. Rubin (1947) 【文题(必填)】A Constant-Utility Index of the Cost of Living 【年份(必填)】1947 【全文链接或数据库名称(选填)】www.jstor.org/www.jstor.org/2012-2-2 10:24 - 蓝色 - 求助成功区

Nonlinear dynamic response of a flexible thin plate to constant acceleration app
1 个回复 - 424 次查看【作者(必填)】E.Suhir 【文题(必填)】Nonlinear dynamic response of a flexible thin plate to constant acceleration applied to its support contour, with application to printed circuit boards, used in ...2019-4-12 15:01 - victorbian - 求助成功区

Constant engagement tool path generation for convex geometries
3 个回复 - 455 次查看【作者(必填)】J.AStori[/backcolor], [/backcolor]P.KWright[/backcolor] 【文题(必填)】Constant engagement tool path generation for convex geometries 【年份(必填)】2000 【全文链接或数据库名称(选填 ...2019-4-4 08:35 - hebaoxing - 求助成功区

Bodies of Constant Width
3 个回复 - 550 次查看【作者(必填)】【文题(必填)】Bodies of Constant Width 【年份(必填)】2019 【全文链接或数据库名称(选填)】https://link.springer.com/book/10.1007/978-3-030-03868-72019-3-18 19:35 - nivastuli - 求助成功区

Buy-and-Hold and Constant-Mix May Be Better Allocation Strategies Than You Think
5 个回复 - 790 次查看【作者(必填)】Thomas J. O’Brien 【文题(必填)】Buy-and-Hold and Constant-Mix May Be Better Allocation Strategies Than You Think 【年份(必填)】The Journal of Portfolio Management Multi-Asset Spec ...2020-10-12 16:03 - wangzt - 求助成功区

ADB-MRIO-at-constant-2010-prices
2 个回复 - 1220 次查看 ADB-MRIO-at-constant-2010-prices 亚洲发展银行多区域投入产出表，2010年固定价格。 14个年份：2000、07、08、09、11、12、13、14、15、16、17、18、19、202022-2-23 16:56 - 移情别恋123 - 现金交易版

MPLUS跑不出来求助 A parameter label or the constant 0 must appear on the lef
5 个回复 - 5038 次查看 DATA: FILE IS D:\2019工作\最终大论文分析数据.dat; VARIABLE: NAMES ARE M W Z X Y; ! Predictor variable - X ! Mediator variable(s) - M ! Moderator variable(s) - W, Z ! Outcome var ...2019-7-18 16:58 - 奔跑的靡靡 - 爱问频道

noconstant absorb(x y) resid为什么会有invalid options报错
10 个回复 - 1840 次查看 reghdfe xx xx xx xx, noconstant absorb(year firm) resid 上面这行代码运行的时候有“invalid options: noconstant resid”报错，该怎么改啊，哭了，急2022-3-6 21:36 - miasebwuluwulu - Stata专版

变量not constant within X group
1 个回复 - 1851 次查看根据公司(code)和目的地(dest)的经度和维度，采用geonear code lati1 lonti1 using XX, n(dest lati2 lonti2) ell near(3)命令，（lati和lonti分别代表公司和目的地的纬度和经度）计算公司最近的三个目的地与公司 ...2017-11-22 11:39 - shuanggongmi - Stata专版

heckman回归的时候提示因变量is constant and zero
0 个回复 - 552 次查看我在用heckman回归企业出口数据的时候，把进出口为1（即出口）的export值改成了0，因为原数据中不管企业是出口还是进口都是有export值的，所以我手动改了一下。但是这样回归就会出现提示：因变量is constant and zer ...2022-5-2 16:50 - 流霞回文锦 - Stata专版

加不加constant有什么区别
29 个回复 - 32996 次查看加不加constant回归结果的系数相差较大，constant的含义是什么？什么情况下可以不加constant？2015-3-28 13:52 - xiongjerry - Stata专版

hausman检验加上constant sigmamore与不加的结果不一样，一个固定一个随机
11 个回复 - 13356 次查看 hausman检验加上constant sigmamore与不加的结果不一样，一个固定一个随机，为什么？？？该怎么办？？？2015-4-10 12:26 - harrypotter924 - Stata专版

unexpected string constant
5 个回复 - 18644 次查看使用merge命令合并数据时出现错误 > Plant2016-1-18 16:07 - floraclub - R语言论坛

计量小白请教一下：我想研究产业结构升级，然后计量分析出来，“constant”为负数？
0 个回复 - 1659 次查看得到的结果如图：因为是研究解释变量对产业结构升级的促进作用，如果得到的constant的符号为负是不是就和实际（预期）相反了呢？感谢大家的回答与帮助呜呜呜！！！！！！！！！2021-2-8 01:02 - Dzw-slby - Stata专版

急请教stata dfuller检验 with noconstant 就没有P-value怎么回事？
4 个回复 - 1640 次查看急请高人，dfuller检验用noconstant 就没有MacKinnon approximate p-value，请问是怎么回事？有个类似帖子说是时间不够？请教是什么时间不够？我好几个变量都是这情况。命令：dfuller SM, noconstance2020-10-26 23:09 - FORever - Stata专版

求教 10-Year Treasury Constant Maturity Rate
1 个回复 - 5324 次查看诸位兄台！请问 10-Year Treasury Constant Maturity Rate 通常翻译成什么？是票面利率还是收益率？2012-12-13 20:59 - shshitouji - 爱问频道

【学习笔记】微观经济学，风险规避，constant risk aversion coefficient r, ...
2 个回复 - 1142 次查看微观经济学，风险规避，constant risk aversion coefficient r, social choice.2020-10-10 17:00 - 青州的闺女 - Forum

【学习笔记】5.7 早读原文 Universal truths are constant. It is a fact, a ...
0 个回复 - 613 次查看 5.7 早读原文 Universal truths are constant. It is a fact, a plain and simple fact that what is true and right is true and right for all. 普遍真理是永恒不变的！这是事实，一个简单明了的事实，即只要是真理 ...2020-5-7 10:14 - 不见思念 - Forum

GDP (constant 2000 US$)与GDP (constant LCU)
12 个回复 - 16117 次查看差别何在？2010-4-23 20:42 - peyzf - 计量经济学与统计软件

Gamma-exploring Euler's constant Julian Havil
8 个回复 - 1214 次查看 Gamma-exploring Euler's constant Julian Havil2018-12-16 22:40 - a2718281828 - 经济金融数学专区

Fundamental theory of spaces of constant curvature
2 个回复 - 521 次查看【作者(必填)】E. Beltrami 【文题(必填)】Fundamental theory of spaces of constant curvature 【年份(必填)】1868 【全文链接或数据库名称(选填)】https://www.researchgate.net/publication/266266994_Fu ...2019-3-22 21:10 - victorbian - 文献求助专区

Gamma：Exploring Euler's Constant
2 个回复 - 836 次查看 Among the many constants that appear in mathematics, π, e, and i are the most familiar. Following closely behind is y, or gamma, a constant that arises in many mathematical areas yet maintains a prof ...2018-12-17 11:39 - victorbian - 经济金融数学专区

The Brown's constant
0 个回复 - 985 次查看 re:Brown's constant The sum of the reciprocal of all prime Numbers diverges, so we know that there are infinitely many prime Numbers. If the sum of the reciprocal of all the prime twins diverges, we p ...2018-11-18 01:46 - fmsu_я - CAA、SOA精算师等考证版

求：Are Seasonal Patterns Constant Over Time? A Test for Seasonal Stability
1 个回复 - 686 次查看论文题目：Are Seasonal Patterns Constant Over Time? A Test for Seasonal Stability作者：Fabio Canova & Bruce E. Hansen 期刊：Journal of Business & Economic Statistics Volume 13, 1995 - Issue 3 链接 ...2018-8-21 16:14 - daodaory - 求助成功区

Building Evolutionary Architectures Support Constant Change (PDF)
9 个回复 - 1983 次查看 O'Reilly Media (October 8, 2017) | ISBN: 978-1491986363 | 190 pages | PDF **** 本内容被作者隐藏 ****2018-7-23 10:25 - igs816 - 经管书评

Constant Market Shares Analysis Beyond the Intensive Margin of External Trade
1 个回复 - 584 次查看【作者(必填)】 M Dyadkova[/backcolor]， [/backcolor]G Momchilov[/backcolor] 【文题(必填)】 Constant Market Shares Analysis Beyond the Intensive Margin of ...2018-7-17 20:15 - 1002599135 - 求助成功区

请问R语言在做lda（线性判别分析）时为什么会出现variable 3 appears to be constant
2 个回复 - 5701 次查看数据集：程序：library(kknn) fabu12015-9-16 17:01 - 莎朵dor - 爱问频道

Extensions and application possibilities of the constant market shares analysis.
2 个回复 - 1005 次查看【作者(必填)】 Jepma C. J. 【文题(必填)】 Extensions and application possibilities of the constant market shares analysis. The case of the developing countries' export[/backcolor] 【年份(必填)】 ...2018-5-23 10:25 - 1002599135 - 文献求助专区

Testing for constant correlation of filtered series under structural change
4 个回复 - 550 次查看【作者(必填)】 Newey, W 【文题(必填)】 Testing for constant correlation of filtered series under structural change 【年份(必填)】 2018 【全文链接或数据库名称(选填)】2018-5-12 16:33 - 姚艳茹 - 求助成功区

Testing for constant correlation of filtered series under structural change
1 个回复 - 450 次查看【作者(必填)】【文题(必填)】 Testing for constant correlation of filtered series under structural change 【年份(必填)】【全文链接或数据库名称(选填)】2018-5-12 16:17 - 姚艳茹 - 文献求助专区

如何检验homoscedasticity (constant variance) of the errors
0 个回复 - 2131 次查看截面数据回归中，如何验证同方差假设？2018-5-9 15:33 - peyzf - Stata专版

Constant-market-shares analysis and index number theory
2 个回复 - 1018 次查看【作者(必填)】 Carlo Milana 【文题(必填)】 Constant-market-shares analysis and index number theory[/backcolor] 【年份(必填)】 1988 【全文链接或数据库名称(选填)】 http://xueshu.baidu.com/s?wd=pa ...2018-5-8 19:00 - 1002599135 - 求助成功区

Constant-market-shares analysis of export growth
1 个回复 - 528 次查看【作者(必填)】 J.DavidRichardson 【文题(必填)】 Constant-market-shares analysis of export growth[/backcolor] 【年份(必填)】 1971 【全文链接或数据库名称(选填)】 https://www.sciencedirect.com/sci ...2018-5-6 20:10 - 1002599135 - 求助成功区

国民经济核算理论. Manual on national accounts at constant prices
0 个回复 - 568 次查看 TJ_05_1979_002. 国民经济核算理论. UN. Manual on national accounts at constant prices. United nations,new york2018-5-6 11:42 - gangge20062006 - 经济统计专版

stata 中用豪斯曼检验内生性加不加constant sigmamore
1 个回复 - 4578 次查看 rt, 因为整个面板模型面临可能的内生性问题，我用可能的内生变量的滞后一期变量作为工具变量，使用豪斯曼检验内生性，在最后一句 hausman fe iv, constant sigmamore 我在加了constant sigmamore时，p值为 0. ...2018-3-4 20:06 - shannon91 - Stata专版

消费统计. Durable goods owned by consumers,current and constant-cost valuation
0 个回复 - 353 次查看 TJ_12_1979_002. 消费统计. U.S. department of commerce.bureau of economic analysis. Durable goods owned by consumers,current and constant-cost valuation,straight-line tables. Washington,d.c.2018-4-11 22:24 - errorzhu - 经济统计专版

constant 2010 US$跟current us$
0 个回复 - 2570 次查看 constant 2010 US$跟current us$怎么换算？部分国家只找到Agriculture, value added（constant 2010 US$），不知道怎么转化2018-4-4 18:22 - doubles- - 数据求助

求助大神解答，stata面板数据固定效应回归中，加上noconstant回归系数变化很大是什么
0 个回复 - 1724 次查看求助大神解答，stata面板数据固定效应回归中，加上noconstant回归系数变化很大是什么原因？计量回归中，有截距项和没有截距项的区别是什么呢？2018-1-29 22:34 - 鸿鹄天 - Stata专版

变量格式转换函数：put( ) input() constant()
7 个回复 - 10145 次查看想问大家一下，sas初学者： 1、put 和input 函数都是格式转换函数，语法也一样，都是put(变量，格式) input(变量，格式)。想问一下，他两有神么区别吗？ 2、还有一个问题，constant 常量函数，如下：那个exact ...2016-11-1 13:30 - 王贴贴123456 - SAS专版

Constant Market Shares Analysis Beyond the Intensive Margin of External Trade
1 个回复 - 533 次查看【作者(必填)】 Dyadkova, Marina; Momchilov, Georgi[/backcolor] 【文题(必填)】 Constant Market Shares Analysis Beyond the Intensive Margin of External Trade[/backcolor][/backcolor] 【年份(必填)】 ...2017-12-18 09:01 - 1002599135 - 求助成功区

Getting normalization right: Dealing with ‘dimensional constants’ in macroecon
1 个回复 - 547 次查看【作者(必填)】C.Cantore, P.Levine 【文题(必填)】Getting normalization right: Dealing with ‘dimensional constants’ in macroeconomics 【年份(必填)】2012 【全文链接或数据库名称(选填)】http://w ...2017-10-17 22:37 - qianhaoqi - 求助成功区

Substitution elasticities in a constant elasticity of substitution framework
1 个回复 - 537 次查看【作者(必填)】Simon Koesler, Michael Schymura 【文题(必填)】Substitution elasticities in a constant elasticity of substitution framework–empirical estimates using nonlinear least squares 【年份 ...2017-10-7 23:49 - qianhaoqi - 求助成功区

constant函数
3 个回复 - 2175 次查看 constant('exactint',k); 什么意思？什么时候用？2016-12-4 14:11 - 孤独翱翔的菜鸟 - SAS专版

CFA 二级 BSM 假设条件constant yield of underlying asset
0 个回复 - 898 次查看 The (continuously compounded) yield on the underlying asset is constant. 不知道这个假设是不是要求底层标的没有现金流，那么有分红的情况，不是用（S-PVD）计算的吗？2017-5-8 16:50 - conniewj - CFA、CVA、FRM等金融考证论坛

【求助】stata做ADF检验时，后面的trend和noconstant是什么意思？
12 个回复 - 20186 次查看想做股价（上证指数）和宏观经济（GDP）的VAR模型分析。季度数据，1992q1-2014q1。看到教程里做单位根检验的时候，有 dfuller variable dfuller variable, trend dfuller variable, noconstant dfuller variab ...2015-9-23 23:52 - 不虐不舒服斯基 - Stata专版

On the non-linear stability of a continuous duopoly model with constant ...
1 个回复 - 547 次查看【作者(必填)】 [*]Isabella Torcicollo 【文题(必填)】On the non-linear stability of a continuous duopoly[/backcolor] model with constant conjectural variation 【年份(必填)】2016 【全文链接或数 ...2017-4-11 07:59 - yyuu216 - 求助成功区

Boundedness and global asymptotic stability of constant equilibria in a fully pa
5 个回复 - 600 次查看【作者(必填)】Jiashan Zheng 【文题(必填)】Boundedness and global asymptotic stability of constant equilibria in a fully parabolic chemotaxis system with nonlinear logistic source 【年份(必填)】201 ...2017-2-20 00:09 - xiaosongshu1 - 求助成功区

Nonexistence of nonconstant steady-state solutions in a triangular cross-diffusi
6 个回复 - 1262 次查看【作者(必填)】Yuan Loua, b, , Youshan Taoc, , , Michael Winklerd, 【文题(必填)】Nonexistence of nonconstant steady-state solutions in a triangular cross-diffusion model 【年份(必填)】2017 【全文 ...2017-2-26 20:53 - xiaosongshu1 - 求助成功区

Hansen+Are Seasonal Patterns Constant Over Time? A Test for Seasonal Stability
1 个回复 - 730 次查看【作者(必填)]Fabio Canova [/backcolor]& Bruce E. Hansen[/backcolor] 【文题(必填)】Are Seasonal Patterns Constant Over Time? A Test for Seasonal Stability 【年份 ...2017-2-18 09:59 - harlon1976 - 求助成功区

求文献：Real effective exchange rate and the constant elasticity of substitution
3 个回复 - 676 次查看 title: Real effective exchange rate and the constant elasticity of substitution assumptionauthor: Antonio Spilimbergo, Athanasios Vamvakidis http://www.sciencedirect.com/science/article/pii/S00221996 ...2017-1-2 19:24 - liaoqiumin - 爱问频道

Tool-path generation for Z-constant contour machining
1 个回复 - 566 次查看【作者(必填)】Sang C. Park 【文题(必填)】Tool-path generation for Z-constant contour machining 【年份(必填)】2003 【全文链接或数据库名称(选填)】http://www.sciencedirect.com/science/article/pii/S0 ...2016-12-23 14:43 - hebaoxing - 求助成功区

Constant elasticity of variance (CEV) option pricing model: Integration and deta
3 个回复 - 944 次查看【作者(必填)】Y.L. Hsua, , , T.I. Lina, C.F. Leeb, c 【文题(必填)】Constant elasticity of variance (CEV) option pricing model: Integration and detailed derivation 【年份(必填)】Volume 79, Issue 1 ...2016-5-30 09:03 - ssylzz - 求助成功区

Disruption management for a dominant retailer with constant demand-stimulating
1 个回复 - 474 次查看【作者(必填)】Kebing Chen 【文题(必填)】Disruption management for a dominant retailer with constant demand-stimulating service cost 【年份(必填)】2011 【全文链接或数据库名称(选填)】2016-8-18 09:38 - sailing3200 - 求助成功区

The Journal of Finance 2002年 GEORGE M. CONSTANTINIDES
2 个回复 - 1410 次查看 GEORGE M. CONSTANTINIDES Rational Asset Prices The mean, covariability, and predictability of the return of different classes of financial assets challenge the rational economic model for ...2013-10-28 10:46 - tinama0 - 论文版

Constant, increasing and decreasing risk aversion with many commodities RE Kihls
1 个回复 - 683 次查看【作者(必填)】【文题(必填)】【年份(必填)】【全文链接或数据库名称(选填)】Constant, increasing and decreasing risk aversion with many commoditiesRE Kihlstrom, LJ Mirman - The Review of Econo ...2016-7-5 18:08 - 马甲甲 - 求助成功区

stata里Fama-MacBeth回归的命令xtfmb,如何定义constant=0常数项等于零?
0 个回复 - 3797 次查看各路大神，求教：诉求如下，因变量是excess return, 自变量是俩market factors, 想跑一个截面数据回归of excess return on market factors (也就是factors的矩阵) stata里Fama-MacBeth two-step procedure回归 ...2016-6-8 20:30 - jcc1113 - 金融学（理论版）

Further results on the constant elasticity of variance call option pricing model
1 个回复 - 649 次查看【作者(必填)】 David C. Emanuel and James D. MacBeth【文题(必填)】Further results on the constant elasticity of variance call option pricing model 【年份(必填)】 [*]Journal of Financial and Quantit ...2016-5-31 11:55 - ssylzz - 求助成功区

On the Calculation of the most Probable Values of Frequency-Constants, for Data
1 个回复 - 740 次查看【作者(必填)】 WF Sheppard 【文题(必填)】 On the Calculation of the most Probable Values of Frequency-Constants, for Data arranged according to Equidistant Division of a Scale【年份(必填)】 1897 ...2016-5-12 09:42 - internet.hzx - 求助成功区

curve estimation中，选中与不选中include constant in equation的差别问题
2 个回复 - 2752 次查看在SPSS中进行曲线模拟，即Curve Estimation过程中选中与不选中Include constant in equation的差别是什么？我用一组数据做实验，选中时R2非常低为0.17,不选中时R2很高为0.90,这说明了什么呢？2010-1-8 13:00 - mincheng - SPSS论坛

Constant Hazard Against a Change-Point Alternative: A Bayesian Approach with Cen
2 个回复 - 551 次查看【作者(必填)】 Achcar, J. A., and Bolfarine, H. 【文题(必填)】 Constant Hazard Against a Change-Point Alternative: A Bayesian Approach with Censored Data 【年份(必填)】 1989 【全文链接或数据库名 ...2016-3-20 19:48 - mico123 - 求助成功区

【求助】求文章Klein，L.R. and H.rubin（1948-9）的文章： a constant utility index of the cost
4 个回复 - 3101 次查看哪位高人有Klein，L.R. and H.rubin（1948-9）的文章： a constant utility index of the cost of living 感激不尽！或者相关的 stone 和Geary的文章；找了好久没找到！2008-6-28 10:52 - zhucehaonan - 求助成功区

Proquest 求助 The constant modulus optimization
4 个回复 - 917 次查看【作者(必填)】Jamali, Hamadi. 【文题(必填)】The constant modulus optimization: An exact analysis and improved algorithms 【年份(必填)】Santa Clara University, ProQuest Dissertations Publishing ...2016-1-26 16:50 - xinchuzu - 求助成功区

Proquest 求助 The constant modulus adaptive beamformer
2 个回复 - 640 次查看【作者(必填)】Lundell, John Davis. 【文题(必填)】The constant modulus adaptive beamformer 【年份(必填)】Stanford University, ProQuest Dissertations Publishing, 1989. 8912917. 【全文链接或数 ...2016-1-26 16:42 - xinchuzu - 求助成功区

Proquest 求助Fast constant modulus array for separation of cochannel signals
0 个回复 - 615 次查看【作者(必填)】El Barbary, Khairy Abd El Nabi. 【文题(必填)】Fast constant modulus array for separation of cochannel signals 【年份(必填)】The George Washington University, ProQuest Dissertation ...2016-1-26 16:39 - xinchuzu - 文献求助专区

adf检验命令中附带constant与不附带有什么区别？
0 个回复 - 2342 次查看在连老师的讲义中有这段 * 四种形式：对应不同的真实数据生成过程(DGP)，影响临界值 *------------------------------------------------------------- * 形式 process under H0 参数限制 dfuller ...2015-5-21 11:23 - Bunny_Bear - Stata专版

An analysis of Egyptian wheat imports: a constant market shares approach
0 个回复 - 936 次查看 Ahmadi‐Esfahani F Z. An analysis of Egyptian wheat imports: a constant market shares approach[J]. Oxford Agrarian Studies, 1993, 21(1): 31-40.2015-3-28 10:54 - yuezhang0416 - 悬赏大厅

50论坛币求“Monopolistic Competition: Beyond Constant Elasticity of Substitution
6 个回复 - 1087 次查看【作者(必填)】Evgeny Zhelobodko1, Sergey Kokovin2, Mathieu Parenti3 andJacques-François Thisse4,† 【文题(必填)】Monopolistic Competition: Beyond the Constant Elasticity of Substitution ...2015-3-23 18:50 - liaoqiumin - 求助成功区

程序不允许noconstant
1 个回复 - 4036 次查看我按照无形资产琼斯模型计算操控性应计时，分行业分年度进行回归，敲入以下命令：by industry year: regress taw inverse_assetw d_r_aw plant_aw intangible_aw, nonc。结果返回： industry = 采掘, year = 2008 o ...2013-3-24 19:21 - genius_qiao - Stata专版

Methods to recover constant radius rolling ball blends in reverse engineering
1 个回复 - 1054 次查看【作者(必填)】Géza Kós，Ralph R. Martin， Tamás Várady 【文题(必填)】Methods to recover constant radius rolling ball blends in reverse engineering 【年份(必填)】1999 【全文链接或数据库名称( ...2014-10-9 18:31 - hebaoxing - 求助成功区

The role of the constant and linear terms in cointegrat ion
3 个回复 - 1907 次查看【作者(必填)】S. Johansen. 【文题(必填)】The role of the constant and linear terms in cointegration analysis of nonstationary variables 【年份(必填)】1994（13）【全文链接或数据库名称(选填)】 ...2012-8-2 08:35 - tianxuan2009 - 求助成功区

Multicriteria Analysis in Finance by Michael Doumpos and Constantin Zopounidis
20 个回复 - 3713 次查看 This book provides a concise introduction into the fundamentals and applied techniques of multiple criteria decision making in the finance sector. Based on an analysis of the nature of financial decis ...2014-6-18 19:52 - 大家开心 - 金融学（理论版）

STABILITY ANALYSIS AND SIMULATION OF N-CLASS RETRIAL SYSTEM WITH CONSTANT
3 个回复 - 595 次查看【作者(必填)】 Avrachenkov, K; Morozov, E; Nekrasova, R; Steyaert, B 【文题(必填)】 STABILITY ANALYSIS AND SIMULATION OF N-CLASS RETRIAL SYSTEM WITH CONSTANT RETRIAL RATES AND POISSON INPUTS 【年份 ...2014-6-24 11:22 - tamago1204 - 求助成功区

constant $ 及 constant 2005 international $ 有何差别？
2 个回复 - 1771 次查看 2013-10-18 15:32 - peyzf - 国际商务

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