Another interesting analytical lens is the Kondratiev wave, https://en.wikipedia.org/wiki/Kondratiev_wave https://en.wikipedia.org/wiki/Kondratiev_wave , someti

Another interesting analytical lens is the Kondratiev wave, https://en.wikipedia.org/wiki/Kondratiev_wave https://en.wikipedia.org/wiki/Kondratiev_wave , sometimes applied by Immanuel Wallerstein in his world-systems theory, https://en.wikipedia.org/wiki/World-systems_theory https://en.wikipedia.org/wiki/World-systems_theory .