Based on the Utility model from the Household Demand for Broadband Internet in 2010 BE journal of Public Economics, the coefficient of the cost is negative, which is -0.021. It implies the increase of $1.5 in cost will decrease the utility by 0.0315 units, as VFS is constant here. In order to keep the quantity demanded and utility constant when price is increased by $1.50, Rogers should provide value-added service, VFS, by 0.0312 units (since each $1 increases in cost, VFS needs to increases 0.208