Re: Basic Bootstrap Macro #5021 (2/26/2010 6:16:42 PM) comp.soft-sys.sas bootstrap is most efficiently done via PROC SURVEYSELECT and your regression model using BY statement. prototype code is as following: ods select none; proc surveyselect data=new method=urs reps=2000 samprat... dynamicpanel
Re: Unbalanced panel regression #5026 (2/17/2010 6:54:01 PM) comp.soft-sys.sas in your case, i.e. large cross-section small time series with some subjects only have 1 observation, fixed effect model or conditional regression model won't work, IMHO. In such case, random effects model (mi... dynamicpanel
Re: Unbalanced panel regression023 (2/16/2010 11:50:47 PM) comp.soft-sys.sas for random effects, try PROC MIXED for fixed effects, given your data, I doubt you can do it. you may try a conditional regression, i.e. conditioning out cross-sectional heterogeneity On Tue, 16 Feb 2010 16:49... dynamicpanel
Re: sample random selection problem #2031 (2/16/2010 5:32:02 PM) comp.soft-sys.sas a quick but not very elegent method is like this: 1. select all combination of selection criteria from case data 2. extract from control data that meet the criteria 3. merge the two 3.1 if case data has sing... dynamicpanel
Re: proc logistic: 'out of memory' #7025 (2/8/2010 11:32:40 PM) comp.soft-sys.sas Very nice and elaborated interpretation!!! Verbeke once (2001, The American Statistican) emphasised this conditional regression approach in linear mixed model and draw its connection to conditional logistic re... dynamicpanel
Basic Bootstrap Macro326 (2/26/2010 5:39:03 PM) comp.soft-sys.sas Hey guys, Working to generate bootstrap estimates for standard errors from a simple OLS regression. Found a macro on the web, modified it as follows: **** Beg of Macro code ****; data new; input y x; ca... rnfrancis(8)
&sysdate question3230 (1/4/2010 10:26:37 PM) comp.soft-sys.sas Hello SASor,
I run the following code today.
a= "&sysdate" ;
the date value in variable a is: 31DEC09. I hope the value of a is 04JAN10.
what's wrong about th... tggsun(63)
Non Normal Data1177 (12/17/2009 8:28:49 PM) comp.soft-sys.sas Hi,
I am looking for references or sources that discuss how to simulate
non-normal multivariate data with a desired covariance structure ? If any of
you know, can you direct me to those sources ?
loading an array with a dataset3225 (12/17/2009 7:38:03 PM) comp.soft-sys.sas I need help with trying to figure out why the temporary array is not
loading. I put a call into SAS tech support and the person assigned has
offered not help either. I am trying to load a temporary dataset so... nicole.bibb(6)
proc loess problem1197 (12/17/2009 4:53:56 AM) comp.soft-sys.sas I am trying to smooth fit for my dataset. My dataset contains about
30,000 data points.
I either get 'out of memory', or SAS just stops working. Please see my
code below.The problem occurs when I add 'clm'... wangxiaolu(1)