Audrino, FrancescoFrancescoAudrinoCorsi, FulvioFulvioCorsi2023-04-132023-04-132007https://www.alexandria.unisg.ch/handle/20.500.14171/81269http://papers.ssrn.com/sol3/papers.cfm?abstract_id=957997enRealized Correlation Tick-by-Tickworking paper