The trend of increasing commodity prices that lasted for about 10 years between 2003 and 2012 has given way to lower global prices. It is now widely believed that prices will remain relatively low in the medium term, as growth in emerging economies has decelerated and, in general, commodity...

"The Korean peninsula during the Cold War provided a cruel but historically unparalleled real-world "experiment" in the relationship between polity and material advance: an ethnically and culturally homogenous nation was, in 1945, suddenly divided by an arbitrary boundary line and then subjected...