Over the last 100 years, the U.S. labor productivity growth rate experienced its largest declines _____

Nonlinear least squares

A) solves the minimization of the sum of squared predictive mistakes through sophisticated mathematical routines, essentially by trial and error methods. B) should always be used when you have nonlinear equations. C) gives you the same results as maximum likelihood estimation. D) is another name for sophisticated least squares.

Social welfare functions require that a society has at least three people living in it.

A. True B. False C. Uncertain