Fig. 2From: Estimating the lagged effect of price discounting: a time-series study on sugar sweetened beverage purchasing in a supermarketPosterior summary of the estimated lag coefficient, λ, for price discounting on the sales of five sugar-sweetened beverage categories. The variable λ represents a unitless quantity, whose value ranges from 0 to 1, with 0 representing the absence of lagBack to article page