"This study reviews regulatory instruments designed to reduce environmental externalities from the transport sector. The study finds that the main regulatory instruments used in practice are fuel economy standards, vehicle emission standards, and fuel quality standards. Although industrialized...

This technical note is intended to provide regulators with concrete, practical information on operating price-comparison websites and the strategic considerations necessary to take into account when designing such sites. The technical note examines price-comparison websites operated by public...

"The author assesses empirically the relationship between natural disaster risk and investment in education. Although the results in the empirical literature tend to be inconclusive, using model averaging methods in the framework of cross-country and panel regressions, this paper finds an...

"The author presents evidence that balance sheet effects are critical determinants of both the likelihood of a crisis and of income losses following a crisis. She tests the validity of "insurance" and "liquidity" models of currency crisis. Both models predict that the occurrence of a balance of...

"Are natural resources a blessing or a curse? Bravo-Ortega and De Gregorio present a model in which natural resources have a positive effect on the level of income and a negative effect on its growth rate. The positive and permanent effect on income implies a welfare gain. There is a growth...

"Lopez-de-Silanes examines the theoretical and empirical literature pertaining to securities laws and their enforcement by regulators and courts to establish what is known and what is yet unclear. Recent empirical research in the field has established that law matters. Mandatory disclosure...

This report, based on a household survey conducted in 2006, discusses options for discouraging qat consumption in Yemen. It draws on a survey-the first representative data collection exercise aimed specifically at assessing the qat consumption phenomena-which confirms that the use of this drug...

COVID-19 created a dynamic shock to the international tourism industry, with the related health concerns and travel restrictions impacting travelers' perceptions of risk. Among the most affected economies were Small Island Developing States (SIDS), which are highly dependent on tourism receipts,...