Research links: backtest blunders April 20, 2015 Monday is all about academic (and practitioner) literature at Abnormal Returns. You can check out last week’s links including a look ‘naive beta.’ Research links Fact, fiction and value investing. (papers.ssrn.com) TweetPocketInstapaper Profitability and the impact of earnings accruals on stock prices. (papers.ssrn.com) TweetPocketInstapaper Can we use low vol stock allocations to reduce overall portfolio risk? (blog.alphaarchitect.com) TweetPocketInstapaper The many downsides of currency hedging your international equity exposure. (gmo.com) TweetPocketInstapaper How much should you have in emerging markets? (blog.wealthfront.com) TweetPocketInstapaper Nine mistakes quants make with their backtests. (blog.quantopian.com) TweetPocketInstapaper Statistics without theory is just noise. (blog.alphaarchitect.com) TweetPocketInstapaper You can support Abnormal Returns by visiting Amazon, signing up for our daily newsletter or following us on StockTwits, Yahoo Finance and Twitter.