brinkmanship

【原文】
Best Buy Co. BBY +6.29% on Thursday became the latest retailer to chime in with weak holiday results. Like other chains, the electronics retailer blamed the race to offer the deepest discounts, a game of brinkmanship that hurt profit margins and held back revenue.

【単語の意味（日本語）】
瀬戸際政策

【コメント】
hold back 「～を抑える」
brink 「縁、端；瀬戸際」

（同義語）
瀬戸際　verge, crunch, squeak