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The Old Saint Petersburg Stock Exchange (also Bourse) and Rostral Columns, located in Saint Petersburg in the Russian Federation, are significant examples of Greek Revival architecture. Designed by French architect Thomas de Thomon, and inspired by the Greek Temple of Hera at Paestum, the stock exchange was constructed between 1805 and 1810. The rostral columns erected on either side of

The Vanna–Volga method is a mathematical tool used in finance. It is a technique for pricing first-generation exotic options in foreign exchange market (FX) derivatives.

Volatility smiles are implied volatility patterns that arise in pricing financial options. It is a parameter (implied volatility) that needs to be modified for the Black–Scholes formula to fit market prices. Generally, for a given expiration, options whose strike price differs substantially from the underlying asset's forward price tend to have prices that deviate from their expected pri