The planning of freight transportation activities creates benefits as well as costs. Among
those costs, some of them, namely externalities, fall on other people/society that have no …

Recently, a relatively new methodology named directional distance function (DDF) has been
attracting positive attention in the field of energy and environmental (E&E) modeling …

Transport industry is one of the major contributors to energy-related carbon emissions in
China, thus becoming a topical area of concern where efforts to improve carbon emission …

The COVID-19 pandemic has seriously impacted the air transport network (ATN) globally.
Policies to restrict international passenger arrivals adopted by many countries are effective …

China's transportation industry has achieved significant progress but also proved one of
China's primary energy-and carbon-intensive industries. Under this circumstance, it is …

The rapid development of China's port industry has caused numerous problems, among
which the most significant is environmental pollution. A major goal for government and port …

China has achieved significant progress in terms of economic and social developments
since implementation of reform and open policy in 1978. However, the rapid speed of …

This paper analyzes the environmental and economic efficiency of a sample of firms located
in Italy and Germany, operating in the chemical sector and included in the European …

This study calculates the connectivity of 69 Chinese airports and identifies the underlying
drivers of the variation in airport connectivity over a period 2005–2016. Our connectivity …

This study applies a directional distance function (DDF) data envelopment analysis (DEA)
model to measure the environmental efficiency of 12 US airlines 2013–2016 by considering …