復數(shù)：bargaining chips

n.leverage in the form of an inducement or a concession useful in successful negotiations

Bargaining Chip
The Bargaining Chip and SALT
The Cruise Missile: Bargaining Chip Or Defense Bargain?
South-South Trade: Building Block or Bargaining Chip?
Unexpected Agency: Participation as a Bargaining Chip for the Poor
The Sea-Launched Cruise Missile: More Than a Bargaining Chip
Using the Patriot Act to Turn North Korea's Dirty Money into a Bargaining Chip
The North Korean Nuclear Program: From a Conditional Bargaining Chip to the Ultima Ratio in Deterrence
Walvis bay: A naval gateway, an economic turnstile, or a diplomatic bargaining chip for the future of Namibia?
Internet Radio Equality Act: A Needed Substantive Cure for Webcasting Royalty Standards and Congressional Bargaining Chip, The