(Bloomberg) A rally across all asset classes powering the S&P 500 to its best month in over a year has finally caught the attention of retail investors.Most Read from BloombergExxon Among 50 Oil Producers in Controversial Climate Pact at COP28Israel Risks ‘Strategic Defeat’ If It Doesn’t Protect Civilians, Austin SaysSurprise Call Shocks Staid Corner of Bond Market: Credit WeeklyIndia Election Latest: BJP Leads in States Held by OppositionIsrael Focuses on Gaza’s South as Cease-Fire Talks Rej