Serbian: U radu se razmatra adekvatnost korišćenja vremenskih serija u stalnim cenama iz neke, „bazne”, godine kao „realnih” izraza odgovarajućih (ekonomskih) agregata. Teorijskom analizom pokazano je da na veličine ovih serija utiče ostvarena cenovna struktura iz date godine, što...

In this paper authors analyzed the importance of investments in human resources. This has been done through an empirical study conducted in Serbian financial sector, in which we measure the impact of human resources index level (HR index) on company business results. Research was implemented in...

For proper valuation of risk to which the portfolio of financial assets is exposed, it is necessary to forecast the second moments of financial time series, that is variabilities. The empirical investigations show that financia time series are heteroskedastic, i.e. their volatility is not...

The paper discusses adequacy of use of time series in constant prices (for any chosen, „basic", year), as being „real” expression of corresponding (economic) aggregates. The analysis focuses on the series of GDP as real values of the year production of nation. On the basis of GDP series of...