He has co-authored one book, edited four books and published over fifty academic and popular articles, and contributes to the blogs Naked Keynesianism and Triple Crisis. He is also the co-editor of the Review of Keynesian Economics (ROKE). His methodological view emphasizes the importance of the history of ideas for the development of economic theory, and is based on the surplus approach of the classical political economy authors and Marx, as reinterpreted by Sraffa, and the heterodox followers of Keynes, like Kalecki and Kaldor.