Displaying 20 results from an estimated 2460 matches for "economize".
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economie
2001 Nov 07
3
Examples for Markov Chain in Economics
Could anyone tell me where can I find some examples of the applications
to economics of a Markov chain?
Many thanks in advance.
Luis Rivera.
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2004 Feb 19
6
R for economists (was: Almost Ideal Demand System)
Hi,
I did not find any web page about using R in economics and econometrics so
far. However, this does not mean that there is none (searching with google
for "R" and "economics" gives many pages about economics and a name like
Firstname R. Lastname on it ;-)).
Does anybody in the list does know such a web page?
If not, I will be happy if you, Ajay, could build and
2009 Apr 29
2
help converting for loop to vector operation
Dear List,
I have a wrapper function that draws a graph that I'd like to use in a vector-like manner. The for-loop version I currently use is below.
library(ggplot2)
data(economics)
h <- 600
w <- 800
#----------------------------------------------------------
draw_metric_by_date <- function( df, i, smooth=FALSE, BASEPATH ) {
mlabel <- names(df)[i]
qmetric
2005 Oct 21
2
Finding the neighbors of the point
Dear all,
I got point data of trees. I was wondering if anybody has experience in searching the neighbors within a specified distance efficiently.
X Y Z
99 34 65
98 35 29
98 34 28
99 33 33
98 32 23
99 33 21
99 33 22
99 32 24
99 30 23
...
What I want to do is : searching for the neighbors with a distance R for each tree & the neighbor must have a bigger Z.
2004 Dec 08
2
Surface graph.
What package/code could I use to create a 3-d surface graph of the predicted
values over two of the explanatory variables' coefficients?
Jim
James Bang
Department of Economics
University of Illinois
Well I AM missing the back of my head.you COULD cut me a little slack!
-Homer Simpson
2019 Feb 19
2
Cambiar el formato de datos
Después del "gather()" puedes hacer un "arrange()" que es una ordenación. Y
dentro de "arrange()" le indicas la variable por la que ordenas (no hacen
falta comillas)...
Lo ordenará alfabéticamente.
Saludos,
Carlos Ortega
www.qualityexcellence.es
El mar., 19 feb. 2019 a las 13:47, Antonio Rodriguez Andres (<
antoniorodriguezandres70 en gmail.com>) escribió:
2009 Feb 18
2
Open Source in an Economic Downturn: Asterisk stories needed
I'm giving a talk at SCALE 2009 (Southern CAlifornia Linux Expo) on
Sunday in Los Angeles, and the topic of my talk is "Open Source in an
Economic Downturn". I've got lots of talking points for this talk,
but it would be interesting to hear some short anecdotes about how you
in the Asterisk community are thriving, or at least surviving, by
virtue of the benefits of
2020 May 18
2
dbinom link
FWIW the link from ?dbinom to the Loader paper on Binomials is broken but the paper seems to be
available here: https://octave.1599824.n4.nabble.com/attachment/3829107/0/loader2000Fast.pdf
Roger Koenker
r.koenker at ucl.ac.uk<mailto:r.koenker at ucl.ac.uk>
Honorary Professor of Economics
Department of Economics, UCL
Emeritus Professor of Economics
and Statistics, UIUC
[[alternative
2019 Mar 06
2
Crear una variable tipo factor a partir de un vector de caracteres
Si lo que quiero es crear una variable llamada por ejemplo region (del tipo
factor) con esos 5 valores
On Wed, 6 Mar 2019 at 15:41, Xavier-Andoni Tibau Alberdi <
xavitibau en gmail.com> wrote:
> No, No. Fíjate en el Ifelse(condición, valor si positivo, valor si
> negativo).
>
> Si, x %in% ca entonces el valor devuelto es "ca", un factor. En caso
> negativo, vamos
2020 May 18
3
dbinom link
In principle a good idea, but I'm not sure the whereabouts of Catherine Loader are known at this point. Last peeps from her on the net seem to be about a decade old.
.pd
> On 18 May 2020, at 10:31 , Abby Spurdle <spurdle.a at gmail.com> wrote:
>
> This has come up before.
>
> Here's the last time:
> https://stat.ethz.ch/pipermail/r-devel/2019-March/077478.html
2009 Feb 18
0
Open Source in an Economic Downturn: Asterisk stories
>
> >> I'm giving a talk at SCALE 2009 (Southern CAlifornia Linux Expo) on
> >> Sunday in Los Angeles, and the topic of my talk is "Open Source in an
> >> Economic Downturn". I've got lots of talking points for this talk,
> >> but it would be interesting to hear some short anecdotes about how you
> >> in the Asterisk community are
2019 Sep 04
2
Plot. window error- Usando R base. Gráfico
No me sale error pero no me imprime la linea, ni ningun gráfico por pais.
On Wed, 4 Sep 2019 at 18:42, neo <ericconchamunoz en gmail.com> wrote:
> podría ser el problema el tipo de dato en X y el tipo de gráfico que
> intentas hacer ?
>
> si Year es entero y estas pidiendo que el gráfico sea tipo "I", podría
> ser que quizá eso te produce el error ?
>
> si
2001 Aug 13
0
erappin' - daily morning update 8-13-01 (PR#1051)
erappin' - daily morning update
----------------------------------------------------------------------------
----
BLEAK ECONOMIC PICTURE
We got a mixed bag of reports by retailers at the end of last week. As
you know, retail sales are a key element to this economy's growth as
continued consumer spending is necessary to remain out of a recession.
Market analysts are hoping
2001 Aug 13
0
erappin' - daily morning update 8-13-01
erappin' - daily morning update
----------------------------------------------------------------------------
----
BLEAK ECONOMIC PICTURE
We got a mixed bag of reports by retailers at the end of last week. As
you know, retail sales are a key element to this economy's growth as
continued consumer spending is necessary to remain out of a recession.
Market analysts are hoping
2019 Sep 04
3
Plot. window error- Usando R base. Gráfico
Carlos
Al especificar los limites, no me sale ningun error, aunque no consigue
graficar, nada,
# Look at the time series for each country for the time period, for
instance GDPPC
for (i in 1:length(countrylist)){
currcty <- countrylist[i]
filename <- paste("index",currcty,".png",sep="")
png(filename,width=800,height=600)
2019 Mar 25
2
Uso de merge
Hola usuarios de R
Estoy tratando de usar merge, para dos data frame, sin embargo al usarlo me
da resultado correcto, en términos de emparejamiento de pais y año, pero lo
que me hace es que el dataframe *y* me hace como un append por filas. Las
variables comunes son país y año. Alguna sugerencia?
combine = merge(sub_kei, knowledge, by = common_col_names, all.x = TRUE,
all.y = TRUE)
Saludos
--
2019 Feb 19
2
Cambiar el formato de datos
> gather(pobla, key = year, value = totpop, year60:year63)
Country year totpop
1 Afghanistan year60 8996351
2 Albania year60 1608800
3 Algeria year60 11124888
4 Andorra year60 13411
Gracias Carlos
Antonio
On Tue, 19 Feb 2019 at 12:54, Carlos Ortega <cof en qualityexcellence.es>
wrote:
> Sí, tienes varias formas.
>
> Mira la función
2019 Sep 04
3
Plot. window error- Usando R base. Gráfico
Hola queridos usuarios de R
Estoy intentando hacer un gráfico de una variable en el tiempo para un
conjunto de países usando R base, con el comando plot. Tengo 40 países y
son 15 años. Lo quiero salvar como formato png, cada uno de ellos.
Tengo el siguiente código,
for (i in 1:length(countrylist)){
currcty <- countrylist[i]
filename <-
2018 Mar 26
2
Using R and the Tidyverse for an economic model
I've been translating an economic model from Python into R, and I thought
members of the list would like to see a presentation I've written about it.
I've blogged this at
http://www.j-paine.org/blog/2018/03/r-taxben-a-microsimulation-economic-model-in-r.html
, and the presentation itself is a slideshow at
http://www.j-paine.org/rtaxben/R/reveal/rtaxben.html . The slideshow is
written
2019 Sep 04
2
Plot. window error- Usando R base. Gráfico
Lo que obtengo es dim(currcty) = NULL
lo que hice es crear una lista de paises
countrylist <- unique(length(eco_freedom2$Countries)
Los datos son de esta forma
head(eco_freedom2, 5)
Year ISO_Code Countries SUMMARY.INDEX X1..Size.of.Government
641 2000 AGO Angola NA NA
601 2001 AGO Angola NA NA
561 2002