This policy paper explores airline restructuring and regulatory reform challenges and opportunities in the Southern … many years due to structural inefficiencies and weak governance. They faced elevated costs and needed several bailouts and …

use by motorists, or whether to also use mandatory standards for fuel efficiency. A problem with a policy mandating fuel … supportive because fuel taxes often meet political resistance. Over time, fuel efficiency standards can reduce political … resistance to fuel taxes. Thus, by raising fuel efficiency standards now, politicians may be able to pursue higher fuel tax paths …

base and the efficiency of its cities is therefore essential for its future economic growth. However, this efficiency is … main findings of this review and makes key recommendations to improve the efficiency of urban transport in Sana'a. It … and describes the main underlying issues affecting the performance and efficiency of Sana'a transport system; a third …