基于已实现波动金融波动的符号时间序列分析

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5、TFinancialvolatilityisthebarometerofriskinfinancialmarkets.Facingimmaturefinancialmarketsinourcountry,theupsanddownsoffinancialvolatilityillustratethestabilityofthedomesticfinancialmarket.Inordertoenhanceinvestors’riskawarenessandguidethemtoinvestrationallytopromotethedevelopmentofthefinancialm

6、arketsorderlyandhealthily,itisnecessarytoanalyzethefinancialriskbystudyingfinancialvolatility.Therefore,itisimportantlytheoreticalandpracticaltoforecastandanalyzesomethingwithfinancialvolatilityforourfinancialmarkets.Financialmarketswhichvarytimelyisacomplex,changeableandnonlinearsystems.Itisin

7、fluencedbymanyfactors.Basedontheaboveconsiderations,itcansimulatethecomplexandchangeablefinancialmarketsbettertoanalyzefinancialvolatilitywithsymbolictimeserieswhichcanprovideanimportantbasisfordomesticandforeignscholarsandpromote