Tags Feb Shares rise after US interest rates remain unchanged Friday, Sep 18, 2015 Vietnamese shares rose on the two local markets this morning, after the United States central bank decided to maintain the current interest rate. Oil prices send CPI down, Tet ups purchasing power Wednesday, Mar 04, 2015 Although Viet Nam saw its consumer price index slip in February due to plunging oil prices, purchasing power surged during the Tet (Lunar New Year) holiday.