Deducting the historic cost of stock
which was purchased first to calculate
and therefore value the cost of sales
figure.
LIFO (Last In, First Out)
Deducting the historic cost of stock
which was purchased most recently
to calculate and therefore value the
cost of sale figure.
AVCO (Weighted Average Cost)
Deducting the historic cost of stock
based upon summing the weighted
average of stock purchased at various
prices paid across time points and
using this to value the cost of sales
figure.