PIMCO taps Research Affiliates for dynamic multifactor ETFs PIMCO has made its first foray into the smart-beta exchange-traded fund space with three dynamic multifactor equity ETFs tracking indices from Research Affiliates. The offerings include the PIMCO RAFI Dynamic Multi-Factor U.S. Equity ETF (MFUS), the PIMCO RAFI Dynamic Multi-Factor International Equity...