The point is that even when the market is showing good strength it is never good to chase a stock or ETF and the correction I expect should provide additional opportunities to buy closer to support.
We would focus additional equity commitments into Financials, Information Technology, and Industrials as correction progresses and further evidence of sustainable improvement in (1) consumer sentiment, (2) employment and (3) housing emerges.
In a response, the authors of the original APPROVe paper say that the additional data were not available until April 28 of this year, and note the correction that appears elsewhere in the Journal.