Business cycle by Charles Dunoyer, and similar theories, showing signs of influence by Sismondi, were developed by Johann Karl Rodbertus. Periodic crises in capitalism formed the basis of the theory of Karl Marx, who further claimed that these crises were increasing in severity and, on the basis of which, he predicted a communist revolution. Though only passing references in "Das Kapital" (1867) refer to crises, they were extensively discussed in Marx's posthumously published books, particularly in "Theories of Surplus Value". In "Progress and Poverty" (1879), Henry George focused on land's role in crises – particularly land speculation – and proposed a single
Aktiv Kapital Aktiv Kapital Aktiv Kapital ASA is a Norwegian debt investment company with operations in nine countries. It is the largest purchaser of non-performing consumer credits in Europe and Canada. The company purchases assets from banks and other financial institutions, adding value for lenders through unique insights, flexible approach and international presence. The company was founded in 1991 and has grown through a number of acquisitions. It is listed on the Oslo Stock Exchange and controlled by John Fredriksen. July 16, 2014 Portfolio Recovery Associates completed a $1.3 billion acquisition of Aktiv Kapital AS, and they are now known as PRA