Search found 3 matches

by wheinz
Fri Jun 28, 2013 5:48 am
Forum: Programming
Topic: Help regarding portfolio formation
Replies: 0
Views: 2148

Help regarding portfolio formation

Hello, I am working with a crossid x data panel workfile. For 508 firms, I have data regarding sales, R&D expenditures and stock prices from 1990 until 2012. For every firm every year I have calculated the so called "R&D intensity" which is a firms R&D expenditures divided by s...
by wheinz
Mon Mar 18, 2013 4:40 pm
Forum: General Information and Tips and Tricks
Topic: how to get descriptive statistics in one graph?
Replies: 4
Views: 9370

Re: how to get descriptive statistics in one graph?

Dear Gareth, Thanks for the fast reply! I think this might be what I need, but could you please elaborate on how I can adapt this method to my case? I have uploaded a screenshot to make things a bit clearer hopefully. The means and std.devs are the different series means and std.devs http://i.imgur....
by wheinz
Mon Mar 18, 2013 3:32 pm
Forum: General Information and Tips and Tricks
Topic: how to get descriptive statistics in one graph?
Replies: 4
Views: 9370

how to get descriptive statistics in one graph?

He there,

I was wondering if there is any way I can get descriptive statistics of several series in a single graph? For example I have 1 to 5 year holding period returns (5 series) and I need a graph with both the means and the standard deviations of the different maturities.

Kind regards,

Thomas

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