Stochastic volatility is the unpredictable nature of asset price volatility over time. It's a flexible alternative to the Black Scholes' constant volatility assumption.

Abstract: In 1918, S. Ramanujan defined a family of trigonometric sums now known as Ramanujan sums. In this letter, we define a class of operators based on the Ramanujan sums termed here as Ramanujan ...

ISC Class 12 Maths Syllabus 2025-26 provides updated chapters, marking scheme, and assessment details for the board exam scheduled on 9 March 2026. It covers key units like Calculus, Algebra, ...

Shareholders of two of the UK’s biggest infrastructure funds have had mixed reactions after the firms reached an agreement to merge in a blockbuster £5.3bn deal. FTSE 250-listed HICL Infrastructure ...

Gordon Scott has been an active investor and technical analyst or 20+ years. He is a Chartered Market Technician (CMT). Betsy began her career in international finance and it has since grown into a ...

Abstract: In this paper, a general structure of linear-phase finite impulse response filters, whose frequency responses satisfy given derivative constraints imposed upon an arbitrary frequency, is ...

Mumbai: Market regulator Sebi is working on ways to extend the tenure of derivative (futures & options or F&O) contracts, a trouble area for the market regulator, as data show nine out of 10 retail ...

TRIG announces an estimated unaudited Net Asset Value as at 31 March 2025 of 112.7 pence per share, a decrease of 3.2 pence per share in the quarter principally due to a reduction in Swedish power ...

IndusInd Bank on Tuesday said that it has received the findings of the external audit. The report by the external agency showed Rs 1,979 crore of ‘negative impact’ to the net worth of the bank due to ...

Section 1. Policy. A strong national defense depends on a robust economy and price stability, a resilient manufacturing and defense industrial base, and secure domestic supply chains. Critical ...

One weekend last March, top executives at UBS’s investment bank gathered to discuss the impending merger with Credit Suisse. Expectations were at best cautious. The prevailing view among attendees was ...

Putin derides European leaders as he insists Russia's war goals in Ukraine will be met by force or diplomacy House Democrat hits Trump with nothing but receipts over his 'phenomenal' health care fail ...