Poverty and environmental degradation under trade liberalization: Searching for second-best policy options Unai Pascual | Roberto Martínez-Espiñeira | Show more Unai Pascual United Kingdom University of Cambridge Dep. of Land Economy Roberto Martínez-Espiñeira Canada St Francis Xavier University Economics Dep., St Francis Xavier U., Canada. Submitted: 2016-03-07 | Accepted: | Published: 2011-10-17 DOI: https://doi.org/10.7201/earn.2006.12.06