Does 'Model yields an estimate of the percentage change in a household's demand for postage as a result of owning a computer' serve to directly refute the premise presented in 'People receive many more items in the post if they have a computer in the house.'
Model yields an estimate of the percentage change in a household's demand for postage as a result of owning a computer###People receive many more items in the post if they have a computer in the house.