This method is sometimes called the rational or ad valorem method.
I trust the tariff of Heaven has an ad valorem scale for them—and all of us.
There is an ad valorem duty of 8% on imports and of about 1% on exports.
Ad valorem is a Latin phrase, signifying according to the value.
Down to the year 1834 the duty was an ad valorem one of 96 per cent.
The enumerated articles were not to be subject to the ad valorem duty of five per centum.
Thus a duty of 50 per cent on the value of imported woolen goods is an example of an ad valorem duty.
An ad valorem tax would most certainly have quite eliminated the fifty, the one hundred, and the two hundred per cents of profit.
Ad valorem duties are levied at a certain rate per cent on the value of the articles taxed.
Revenue is raised chiefly by customs dues on spirits and tobacco and a general 10% ad valorem duty on most goods.