The story
Named after Soviet economist Nikolai Kondratiev (1892–1938), who was the first to bring the idea to international attention in his book The Major Economic Cycles (1925).
Etymology from Wiktionary, CC BY-SA 4.0.
Kondratiev wave
Today it means: A hypothesized cycle-like phenomenon in the modern world economy, said to range from 40 to 60 years and to consist of alternating intervals of high sectoral growth and relatively slow growth. Full definition →