On 02.08.2012, at 10:44, Akhil dua wrote:
> Hi everyone
>
> I have banking data set in long format with 4 columns.One of these columns
> is bank name which consist of 49 banks and I want the data for only 40
> banks out of these 49
> so can anyone help me on how to get this 40 banks data
>
> My data looks like
>
> Year Name totalliabilties assets
> 1990 a 90 10
> 1991 a 89 48
> 1992 a 87 34
> 1993 a 56 05
> 1990 b 90 11
> 1991 b 69 43
> 1992 b 37 34
> 1993 b 46 17
> 1990 c 55 10
> 1991 c 67 18
> 1992 c 34 24
> 1993 c 53 35
>
> please keep in mind that I have 49 firms so I cant do
> object<-data[,c("names of the banks I need the data")]
That would actually rather be
data[data$Name %in% names, ]
wouldn't it? You want to extract the rows that belong to a bank you want to
retain?
what are firms? what have the firms to do with the banks and their names?
> and then extract the data for these banks out of the whole sample
>
> [[alternative HTML version deleted]]
>
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