What would net domestic product have been in an environmentally sustainable economy? Preliminary views and results / Bart de Boer, Mark de Haan and Monique VoogtA CGE-E3 model for Hungary : specification of the model : final report / Marko J. van Leeuwen, Monique VoogtRenewable energy burden sharing REBUS : effects of burden sharing and certificate trade on the renewable electricity market in Europe / M.H. Voogt ... [et al.]