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Kristi Klitsch Weaver is a senior partner in McKinsey’s Chicago office, and Stefan Rickert is a senior partner in the Hamburg office.

This McKinsey Explainer is a collaborative effort led by McKinsey Global Publishing, with contributions from Daniella Seiler, Diane Rice, Janet Michaud, Jonathon Rivait, Mary Gayen, Philip Mathew, Sean Conrad, Stephanie d’Arc Taylor, Stephen Landau, and Vicki Brown.


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