>> Paul
>> ------
>
> In the late 50s and mid 60s of
>> the 20th > century in some european economies the reserve army was
>>negative - there
>> were more jobs on offer than unemployed workers.
>
Massimo
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>Think about this Paul. How can an "army" be negative??
>
Paul
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It is not the army but the reserve that is negative. A reserve is a residual
a difference between two quantities, and as such can be negative.