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Grocer >> Time series > subper

subper

restrict a ts to a subperiod

CALLING SEQUENCE

tsout=subper(tsin,arg1,[arg2])

PARAMETERS

Input

* tsin = a timeseries

* arg1 = either a (1 x 2) vector of dates strings or a dates strings, representing the begining of the subperiod

* arg2 = (if arg1 was a dates string), a dates string, representing the end of the subperiod

 

Output

* tsout = the timeseries over the subperiod

DESCRIPTION

Restricts a timeseries to a subperiod.

EXAMPLE

load(GROCERDIR+'/data/bdhenderic.dat') // load Hendry and Ericsson database
y = subper(lm1,'1970q1','1979q4') // take lm1 over the 70's

AUTHOR

Eric Dubois 2002

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