I hate excerpts. I can never remember my logins or passwords to all these various news websites.
Try using
BugMeNot.com
They post regularly updated user/passes for major news sites. If you use the Firefox browser, there is an extension you can install which automatically invokes BugMeNot to fetch a user/pass for these sites. Very clever.
Quite often, you can also raid Google's cache to get the articles very quickly after publication. It seems that they allow Google to index the articles to increase their hits. But since Google retains a cached copy, you can always click the Cached link for a hit and thereby read the article without password.
Unfortunately, neither BugMeNot nor the Google cache scored any hits for this particular article. WSJ is pretty cagy, more so than LAT or NYT or New York Post.