Romanian Abstract: Tehnicile seriilor de timp sunt utilizate frecvent în analiza financiară. Această lucrare abordează unele caracteristici ale variabilelor financiare care le particularizează evoluţia. Sunt prezentate, de asemenea, câteva tehnici simple de analiză a seriilor de timp

Market economy is characterized at a time, among others, by the existence of twopartners, so that one has some money, a certain amount of capital, and one needs money. The first has money and wants to capitalize on them as possible, and the second wants to enter into possession of a capital base...

From the multitude of variations of capital investment on the capital market, this work cuts two of them namely capital investments in options contracts and capital investments in straddle contracts. A distinct place it occupies in the paper presentation of the operating mechanisms of the two...