American dominance after 1991 had two main dimensions according to the chapter — political and what?

1. The 'Towards a Unipolar World' section describes US dominance. 2. It says 'American dominance had political and economic dimensions'. 3. Politically: liberal democratic model adopted by post-communist Europe. 4. Economically: socialist economy abandoned by most countries. _Source: Maharashtra Balbharati Std XII Political Science, Ch 1 "The World since 1991", §1.2 ¶3_