The content originally appeared on: CNN In a letter to Biden officials sent on Friday, the business groups warned tariffs on China and retaliatory levies are hurting US companies and families by raising costs. 'These costs, compounded by other inflationary pressures, impose a significant burden on American businesses, farmers and families trying to recover from the effects of the pandemic,' the business groups wrote in the letter, which was signed by the US-China Business Council, the US Chamber of Commerce, […]