This article provides an analytical solution to the ‘Greene problem’; use of McFadden's gauge function successfully separates technical inefficiency from the profit function and its share equations, even though allocative inefficiency is incorporated into the profit system, and establishes...

In recent years, there has been growing interest in the preparation of TiO2-deposited materials for the application in different fields of photocatalytic activities, such as photocatalysis, dye-sensitized solar cells, antireflective coatings, and electro-chromic devices. TiO2 particles were...

In this study, we revisit a recent study that examined the role of GATT/WTO membership on trade flows. With this aim, we re-examine Rose (2004a)s study and extend the data until 2007. Furthermore, we alternatively estimate the role of the organization, GATT/WTO, on trade by including more...