United States. Central Intelligence Agency, CIA World Fact Book, 2004 — Korea… (2004)
“ North Korea, one of the world's most centrally planned and isolated economies, faces desperate economic conditions. Industrial capital stock is nearly beyond repair as a result of years of underinvestment and spare parts shortages. Industrial and power output have declined in parallel. The nation has suffered its tenth year of food shortages because of a lack of arable land, collective farming, weather-related problems, and chronic shortages of fertilizer and fuel. ”
