Book excerpt: The Harvard Law Review is offered in a quality ebook edition, featuring active Contents, linked footnotes and cross-references, linked URLs, legible tables, and proper formatting. This current issue of the Review is March 2012, the fifth issue of academic year 2011-2012 (Volume 125). Featured articles in this issue are from such recognized scholars as Jody Freeman and Jim Rossi, on the coordination of administrative agencies when they share regulatory space, and James Whitman, reviewing Bernard Harcourt's new book on the illusion of free markets as to prisons. Student contributions explore the law relating to antitrust law and business deception; the failed Google Books settlement; mergers and acquisitions; materiality in securities law; administrative law; patentable subject matter; and paid sick leave. Finally, the issue includes two Book Notes.