A nineteenth-century Mediterranean union: Michael Chevalier’s Systeme de la Medi-terranee. Infrastructure investment in Latin American and Caribbean countries remain below the needs of the region. Public infrastructure and regional growth: Lessons from metaanalysis. Assessing the impact of investment climate on productivity using firm-level data: Methodology and the cases of Guatemala, Honduras, and Nicaragua. Policy Research Working Paper No. Robust methodology’ for investment climate assessment on productivity: Application to investment climate surveys from Central America.