Great L.A. Child Shortage Solves Class-Size "Problem"

http://www.thebeerbarrel.net/showthread.php?7780-Great-L.A.-Child-Shortage-Solves-Class-Size-quot-Problem-quot

Robert Putnam's next book: "Swinging Alone" Why are teachers unions warning about expanding class sizes even though the child population is declining in Los Angeles and other parts of California? The Golden State has a history of hawkishness on class size, but the intuition that class size strongly influences learning outcomes is not well supported by evidence.