[R-SIG-Finance] functions for quarterly settlement dates
Jeff Ryan
jeff.a.ryan at gmail.com
Sat Feb 23 17:22:33 CET 2008
There isn't much magic here btw:
> futures.expiry
function (x)
{
which(format(index(x), "%d") > 14 & format(index(x), "%d") <
22 & format(index(x), "%w") == 5 & as.numeric(months(x,
TRUE)) %in% c(3, 6, 9, 12))
}
<environment: namespace:quantmod>
It does need a zoo or a 'xts' object.
On Sat, Feb 23, 2008 at 9:24 AM, tom soyer <tom.soyer at gmail.com> wrote:
> Hi,
>
> Are there built-in R functions that return both the nearest and the next
> nearest quarterly settlement dates for options and futures?
>
> Thanks,
>
> --
> Tom
>
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>
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