An unemployment rate less than the natural rate of unemployment would correspond to O a shift of the short-run Phillips curve (SRPC) to the right O a shift of the short-run Phillips curve (SRPC) to the left O being on the SRPC to the left of its intersection with the long-run Phillips curve (LRPC) O being on the SRPC to the right of its intersection with the long-run Phillips curve (LRPC) O being on the long-run Phillips curve (LRPC)