By Abhi Mathews and Glenn Rogers ( September 28, 2026, 11:21 AM EDT) -- The United States has launched tariffs under the Trump regime, and possibly future regimes, to counteract its decline as the world’s leading superpower. These tariffs impact valuation of any business engaged in global trade. To value such businesses, one must consider where the business operates, and whether that jurisdiction adjusted (i.e., Australia or Ireland, etc.), complied or negotiated a deal (i.e., the EU, Japan, U.K. and others), or retaliated (i.e., China or Canada)....