The multiplier theory is still an important analytical tool in many macroeconomic textbooks. For example, a number of textbook authors use the theory to explain the process of growth in goods market by expanding the multiplier process into a geometric series, and thus obtain the route of...

Recently many editors try to reduce the turnaround times of academic journals. Shorter turnaround times, however, will induce many additional submissions of low-quality papers, increasing significantly the workload of editors and referees, and the number of rejections prior to publication. I...