At trade talks in Chicago, the Obama administration will work with other officials to develop a trade agreement that will incorporate Vietnam, Brunei, Singapore, Malaysia, New Zealand, Australia, Chile and Peru. Labor, environmental and human rights groups will gather in the city to warn that the structure, and guiding ideology, of the emerging trade deal could expand a model of free-marketeering that has displaced masses of workers across the globe and granted multinationals unprecedented powers to flout national and international laws.