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Serbian Abstract: Prva ozbiljna istraživanja problema realnih (upravljački) opcija inicirana su ekonomskom krizom u SAD tokom 1980 – ih godina. U traganju za uzrocima krize, ekonomska nauka je pažljivo analizirala način upravljanja i vođenja američkih kompanija. Istraživanja su pokazala...
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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...
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