WELCOME appears projected in large, bright yellow Barbara Krugeresque lettering on the opening screen of Elizabeth Price’s film series “New, Ruined Institute.” The first two parts of this unfinished trilogy, WELCOME (The Atrium), 2008, and USER GROUP DISCO (The Hall of Sculptures), 2009, were on view here. The imposing invitation contrasted with the disorienting pitch-black space, filled with an intense musical score by Jem Noble that employs samples ranging from John Carpenter to Joy Division. After five minutes, the first screen goes silent and the source of the music suddenly emerges from