Duffo, French Housing Minister, Switches from Jeans to a Floral Dress Posted on July 20, 2012 by Susan_Hall Both Duffo and Marissa Mayer, the new Yahoo CEO, wear floral. www.finance-ol.com What should women wear in politics and business? Prime MInister Duffo Wearing Jeans to Parliament Secretary of State Clinton says she doesn’t care about her hair. Should she?