<prompt> Translate the following text to EnglishKile nilichosema katika makala yangu ni kwamba kuongezeka kwa mapato kwa kiasi kikubwa kulipuuzwa na wachumi wa kawaida kwa sehemu kubwa ya enzi ya baada ya vita, madai ambayo hayajadili.  <response>: What I did say in my article was that increasing returns was largely ignored by mainstream economists for much of the postwar era, a claim that simply isnt controversial. 