Doesn't look like it. Sumproduct works on closed workbooks.
=SUMPRODUCT(--([Price.xls]Margin!$A$2:$A$70=A12),[Price.xls]Margin!$C$2:$C$70)
> sumif won't work on a closed workbook, will it?
>
> for example
> in workbook book1 with price closed:
> =SUMIF([Price.xls]Margin!$A$2:$A$70,A12,[Price.xls]Margin!$C$2:$C$70)
Gary Keramidas - 17 Sep 2007 01:26 GMT
ok, thanks for that.

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Gary
> Doesn't look like it. Sumproduct works on closed workbooks.
>
[quoted text clipped - 5 lines]
>> in workbook book1 with price closed:
>> =SUMIF([Price.xls]Margin!$A$2:$A$70,A12,[Price.xls]Margin!$C$2:$C$70)