pete, that spreadsheet is old....you added more dates, simple....rename the visual basis function delta to something else like delta1,,,,not sure what you mean what the function call looks like? drjoe
--- In ConservativeOptionStrategies@yahoogroups.com, "Pete" <optionzz@...> wrote:
>
>
> Hi,
>
> I just joined the group, and have been trading options for many years.
> I downloaded Dr. Joe's spreadsheet from the files section. It is three
> years or so old, and when it is opened by excel 2007, it says that
> "delta" is now a builtin function of excel, and cancels the equations
> that use it. Also, the date range of options cuts off at 2010.
>
> I had no trouble extending the dates, and renamed the function, but
> don't know what the function call looks like. Also, when I use current
> SPY info, it shows a HUGE (4 digit) IV.
>
> Does anyone have a more recent copy of the spreadsheet? The one that is
> in his folder.
>
> Thanks!
>
> Pete
>
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