While some governments have imposed a tax on unhealthy ingredients in processed foods, others have opted for an outright ban. A recent study led by University of Massachusetts Amherst economists sheds new light on how these differing approaches affect consumers, creating a framework that can be used to assess policies aiming to improve eating habits. The study is published in Economic Inquiry. Using microwaveable popcorn as a test case, the research found that a 35% tax on partially hydrogenated oil (PHO) and a complete ban of the ingredient, which is Read More