payer, payee, taxpayer, tweak

Built to spill
Most of the objects we use in our daily lives are the result of generations of design tweaks that have made them as comfortable to use as possible.

"The savings for U.S. payers will be so huge."

For G.M., a Step Toward Bankruptcy and a New Start

By BILL VLASIC 7:44 PM ET

G.M. is expected to file for bankruptcy protection on Monday and put its fate in the hands of President Obama and taxpayers.

 tweak

NOUN

• 1A sharp twist or pull.

  ‘an affectionate tweak’
• 2informal A fine adjustment to a mechanism or system.

  ‘no tweaks were required’

payer
n.

1. One that pays: a prompt payer of bills.
2. One named responsible for paying a bill or note.

A person who makes a payment to a payee.