Ingvar Kamprad but he remained a friend of Engdahl until the early 1950s. Kamprad devoted two chapters to his time in "Nysvenska Rörelsen" in his book "Leading by Design: The IKEA Story" and, in a 1994 letter to IKEA employees, called his affiliation with the organization the "greatest mistake of his life." Kamprad explained his teenage engagement in New Swedish Movement as being politically influenced by his father and grandmother in Sudet-Germany. In 2011, journalist Elisabeth Åsbrink revealed that, by 1943, the Swedish Security Service had created a file on Kamprad entitled "Nazi", and that Kamprad had told her, during a 2010
Ingvar Kamprad development, allowing it to lower its prices by an average of 2–3% over the decade to 2010, while continuing its global expansion. Kamprad explains his social philosophy in his "Testament of a Furniture Dealer": "It is not only for cost reasons that we avoid the luxury hotels. We don't need flashy cars, impressive titles, uniforms or other status symbols. We rely on our strength and our will!" Kamprad owned a villa in Switzerland, a large country estate in Sweden and a vineyard in Provence, France. Kamprad drove a Porsche for several years. Kamprad had named his sons as the sole