The addition of lower level integrality constraints to a bilevel linear program is known to result in significantly weaker analytical properties. Most notably, the upper level goal function in the optimistic setting lacks lower semicontinuity and the existence of an optimal solution cannot be...

The COVID-19 outbreak in 2020 has fostered in many countries the development of new weekly economic indices for the timely tracking of pandemic-related turmoils and other forms of rapid economic changes. Such indices often utilise information from daily and weekly economic time series that...

In this study, a nonlinear dynamical system is developed to analyze the dynamics of Indian exports to USA, the US tariff rate on Indian goods, and the competitiveness of India's export sector. The model is formulated as a three-dimensional system of differential equations that incorporates...

The COVID-19 outbreak in 2020 has fostered in many countries the development of new weekly economic indices for the timely tracking of pandemic-related turmoils and other forms of rapid economic changes. Such indices often utilise information from daily and weekly economic time series that...

This paper addresses a significant gap in the existing literature on financial inclusion - namely, the dynamic instability of the impacts generated by its determinants in four major emerging market economies: Brazil, Russia, India, and China. A time-varying coefficients framework is applied to...

The purpose of this essay is to point out two errors which exist in Patinkin's Money, Interest and Prices. The aim is to show that the rehabilitation of the neoclassical theory of money and interest is not convincing. I shall try to show that Patinkin's refined version of the quantity theory...