In partial fulfilment of the requirements for the degree of Doctor of Philosophy in Development Economics:

President of the committee:

• Ms Martina Viarengo, Associate Professor

Members of the committee:

• Mr Jean-Louis Arcand, Professor, Thesis Director
• Ms Martina Viarengo, Associate Professor, Internal Reader
• Mr David Sylvan, Professor, Internal Reader
• Mr Shanta Devarajan, Senior Director, Development Economics (DEC), The World Bank, Washington DC, USA