From the starting point of 'Model yields an estimate of the percentage change in a household's demand for postage as a result of owning a computer', does 'People receive many more items in the post if they have a computer in the house.' follow as a logical conclusion?
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.