Robert Solow Showed Mathematically That, in the Long Run, Growth

Multiple Choice

Robert Solow showed mathematically that, in the long run, growth in gross national product per worker is due more to:

A) infrastructure development than to technological innovation.
B) capital investment than to R and D.
C) large investment banks than to technological institutes.
D) technological progress than to mere capital investment.
E) investment in labor and capital than mere technological progress.