In this paper we present a methodological proposal of the way integration and cointegration analysis can best be used to test if the level of aggregation of an index is adequate. Using this proposal, we enquire the extent to which a Spanish aggregate farm price index captures the behavior of its...

The purpose of this research is to construct a Divisia Index in order to have an additional instrument to improve the understanding of monetary conditions. The index attempts to measure the monetary services provided by different assets, for which it weights every one of them by its price...