Search found 21 matches

by Qmars
Wed Apr 24, 2013 6:59 am
Forum: Programming
Topic: Gompertz with 5 variables
Replies: 3
Views: 1518

Re: Gompertz with 5 variables

Hello, Thanks for your reply. I work in the telecom sector and the reason I need a Gompterz with 5 parameters is due to the fact that telecom technologies have a life cycle therefore in order to depict the trajectory of those technologies decline we need to estimate a) duration of decline (deflectio...
by Qmars
Wed Apr 24, 2013 6:03 am
Forum: General Information and Tips and Tricks
Topic: How to enter data into a panel workfile.
Replies: 204
Views: 229281

Re: How to enter data into a panel workfile.

Hello Gareth, I am using the second type of format on "Re: How to entre data into a panel workfile.". On Panel_STK workfile page, I type alpha var2..... in the command pane to create a new alpha series containing valid names. Once i stroke enter, a messages appears asking if I want to dele...
by Qmars
Tue Nov 20, 2012 2:41 am
Forum: Programming
Topic: can't see what's wrong with this string
Replies: 2
Views: 801

Re: can't see what's wrong with this string

You're right. Thanks
by Qmars
Fri Nov 16, 2012 7:11 am
Forum: Programming
Topic: can't see what's wrong with this string
Replies: 2
Views: 801

can't see what's wrong with this string

Hello, I am trying to run this program but there is a glitch in it and hope someone out there can see better than me what's wrong with this piece of program as i get a error message of : CA_HHPC is not defined in "equation EQ_CA.LS CA_HHPC C CA_GDP CA_HHs". The program is the following: fo...
by Qmars
Thu Nov 15, 2012 5:47 am
Forum: Programming
Topic: Gompertz with 5 variables
Replies: 3
Views: 1518

Gompertz with 5 variables

Hello,
I wonder whether is it possible to write a small piece of program to set a Gompertz curve with 5 variables?
The 5 variables are:
1- Starting point value
2- Time to reach MAx value
3- Max Value itself
4- Time to reach Min value
5- Min Value itself.

Cheers :D

Qmars
by Qmars
Fri Jul 16, 2010 3:31 am
Forum: Programming
Topic: Programming of rolling HP filter
Replies: 0
Views: 920

Programming of rolling HP filter

Hello, please, does anybody know if it is possible to program a rolling HP filter for a set of 26 series? I use rolling HP filter for a large number of individual country with suffix like _UK, _US so on and wanted to know if it is possible to use HP filtering in this context by writing a code to exe...
by Qmars
Mon Feb 22, 2010 9:12 pm
Forum: Estimation
Topic: Estimation using regression method
Replies: 0
Views: 598

Estimation using regression method

Hi all, I'd like to forecast a variable "W" for 5 countries using regression method for period of 2010-2012. The explained variable is expressed in W_US, W_UK etc where as explanatory variables expressed as gdp_US, gdp_UK,....inv_US, inv_UK...., and so on in stacked order for 2000-2009 per...
by Qmars
Wed Sep 23, 2009 1:17 am
Forum: Estimation
Topic: forecasting by using multiple regression method
Replies: 0
Views: 672

forecasting by using multiple regression method

Hi, I'd like to write a program to forecast number of cars sold in five countries for period of 2009-2020. My data is in stacked format and are as follow: :series: Cars sold 2000-2008 :series: GDP 2000-2020 :series: roads in KM 2000-2020 :series: average age of cars in circulation 2000-2020 Could an...
by Qmars
Fri Jun 19, 2009 12:53 am
Forum: Programming
Topic: Forecast Syntax
Replies: 2
Views: 1424

Re: Forecast Syntax

Thanks
by Qmars
Thu Jun 18, 2009 8:38 am
Forum: Programming
Topic: Forecast Syntax
Replies: 2
Views: 1424

Forecast Syntax

Hi,

Is there any way to forecast upon the results of the below regressions by a syntax?

Thanks

for !i=1 to 3
smpl @all if @crossid=!i
equation regression{!i}.ls fl c log(gdp) cars roads
Next
by Qmars
Tue May 05, 2009 1:36 am
Forum: Estimation
Topic: Pooled estimation
Replies: 0
Views: 1164

Pooled estimation

Hi Everybody, I would like to write a program to forecast the number of cars sold in 10 different countries by 2015, using a multiple regression model. The explained variable is the “cars sold” and explanatory variables are average Household disposable income, Tax on imported car, Highroad networks ...
by Qmars
Thu Apr 30, 2009 12:04 pm
Forum: Programming
Topic: Panel data
Replies: 0
Views: 911

Panel data

Hi again I would like to write a program to forecast the number of cars sold in 10 different countries by 2015, using a multiple regression model. The explained variable is the “cars sold” and explanatory variables are average Household disposable income, Tax on imported car, Highroad networks in Km...
by Qmars
Thu Apr 30, 2009 1:04 am
Forum: Programming
Topic: String Variables commands
Replies: 5
Views: 2505

Re: String Variables commands

Hi again I would like to write a program to forecast the number of cars sold in 10 countries by 2015, using a multiple regression model. The explained variable is the “cars sold” and explanatory variables are average Household disposable income, Tax on import, Highroad network in KM per head. These ...
by Qmars
Wed Mar 18, 2009 7:53 am
Forum: Programming
Topic: String Variables commands
Replies: 5
Views: 2505

Re: String Variables commands

Yes indeed.

I got GDD data for 20 years for a series of countries and i'd like to run ARIMA model for all of them.

Thanks
by Qmars
Fri Mar 06, 2009 6:50 am
Forum: Programming
Topic: String Variables commands
Replies: 5
Views: 2505

Re: String Variables commands

Thanks very much.
Now if I have more than one GDP i.e. AU_GDP for austria , US_GDP for the US what would be the string variable to run the same analysis for all time series.
Cheers

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