The Bank of Japan's easing move is leading one strategist to look for a sell sign for the euro.
With all the talk about a potential stimulus move by the
Lien told CNBC's Melissa Leethat the immediate effects were nothing to write home about.
"The market prepared for the move, the announcement came, and we did see yen weakness, but that evaporated quickly," Lien says.
But she's bracing for more. Noting that the dollar took a while to fall after the Federal Reserve's announcements of earlier quantitative easing initiatives, Lien thinks the euro could still weaken.