A poll tax.
Performing a headcount; the counting of people.
A system of remuneration for providers of health care, in which providers enroll patients as permanent clients and receive a fixed periodic payment for each enrollee.
A donation made to an educational institution to obtain admission.
A tax placed on imports or exports; a tariff.
That which one is morally or legally obligated to do.
The state of being at work and responsible for or doing a particular task.
The efficiency of an engine, especially a steam pumping engine, as measured by work done by a certain quantity of fuel; usually, the number of pounds of water lifted one foot by one bushel of coal (94 lbs. old standard), or by 1 cwt. (112 lbs., England, or 100 lbs., United States).