Indirect taxes on transportation activities that pollute can correct externalities and close the gaps between private … environmental levies. This article estimates properties of the demand for transportation in parametric and non-parametric analyses … transportation using air flights and new cars has Engel elasticity above unity while public transportation via mass transit has Engel …

the transportation service are defined according to the moment at which the actual demand occurs, and also depending on …

has a significantly positive effect on freight costs by air transportation. However, I find the puzzling results that … business enterprises are likely to pay more for short-distance shipments by truck, ship, and railroad transportation. As a …

In the paper, Author presents chosen aspects of natural gas transportation within global market. Natural gas … transportation is a technicaly complicated and economicly expensive process; in infrastructure construction and activities costs. The … paper also considers last and proposed initiatives in natural gas transportation. …