Williams' Accumulation/Distribution
Williams' Accumulation/Distribution indicator is a cumulative total of changes in prices based on the relationships between the current closing price and the previous period's high and low prices.
Williams recommends trading this indicator based on divergences:
El Williams´ Accumulation/Distribution, es un indicador acumulativo del total de cambios en los precios basado en la relacion entre el cierre actual y el precio de maximo y minimo de un periodo anterior.