plans to merge two of the biggest us supermarket chains could blunt grocerystore workers’ bargaining power and lower their wages according to a new analysis from the leftleaning economic policy institute kroger kr which bills itself as the country’s largest grocer announced in october that it would acquire the grocery chain albertsons aci in a proposed 246 billion merger that would “expand customer reach and improve proximity to deliver fresh and affordable food to approximately 85 million households with a premier