Foran objective function, how should each argument be assigned itsappropriate role in the change of the objective function, whenthe arguments are interrelated? In this paper, it is shown thatthe commonly used approaches may lead to results contradictoryto straightforward economic reasoning, and...

This study compares different methods of calculating the core inflation rate, the latter being taken as the general price trend, i.e. the persistent component of measured inflation. This price trend is therefore assumed to be free of transitory price movements. This paper focuses on an empirical...