pols_if_avg¶

pols_if_avg(i)[source]¶

Average number of policies in-force in step i

For policies existing on date_(i+1), defined as the mean of pols_if_at(i, 'BEG_STEP') and pols_if_at(i+1, 'BEG_STEP').

For policies maturing during step i, defined as the mean of pols_if_at(i, 'BEG_STEP') and pols_if_at(i, 'DECR_LAST').

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