Why Has Trade Grown Faster Than Income?

Why Has Africa Grown Slowly?

Your use of the JSTOR archive indicates your acceptance of JSTOR's Terms and Conditions of Use, available at http://www.jstor.org/about/terms.html. JSTOR's Terms and Conditions of Use provides, in part, that unless you have obtained prior permission, you may not download an entire issue of a journal or multiple copies of articles, and you may use content in the JSTOR archive only for your perso...

Why Has the Net Income Deficit Narrowed?

Between late 2010 and early 2013, Australia’s net income deficit narrowed to its lowest point since the early 1990s. this article examines the reasons for this narrowing and finds that it was mainly due to declines in the average yields paid by Australian entities on their foreign debt and equity liabilities. the lower average yield paid on foreign debt liabilities reflects a combination of dec...

If Technology has Arrived Everywhere, why Has Income Diverged?

We study the cross-country evolution of technology diffusion processes. Using data from the last two centuries for twenty-five major technologies, we document two new facts: there has been convergence in adoption lags between rich and poor countries, while there has been divergence in long run penetration rates, once technologies are adopted. We show that the evolution of aggregate productivity...

Why Is Consumption Less Volatile Than Income?

Why are natural sounds detected faster than pips?

Simple reaction times (RTs) were used to measure differences in processing time between natural animal sounds and artificial sounds. When the artificial stimuli were sequences of short tone pulses, the animal sounds were detected faster than the artificial sounds. The animal sounds were then compared with acoustically modified versions (white noise modulated by the temporal envelope of the anim...