October 1, 2014
Enough of This PC1 Nonsense, Time for Something Important
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Does the announcement fix any structural problems with the euro? Does the announcement fix any fiscal issues in any European country
More: "Come Hell or High Water" Promise Morphs Into "Infinity and Beyond"
Taken from: US Openly Approves Hong Kong Chaos it Created
Read more here: Schoolgirls Aged 14-16 Leave France, UK, Germany for Syria to Join ISIS Jihad
Back in the States, the Financial Times reports US Poised to Become World’s Leading Liquid Petroleum Producer .
toto said… My understanding is that "short-centering" was actually a bona-fide bug. If you’re computing a covariance matrix by simply multiplying the data with its own inverse, "short-centering" the data around the recent past will produce "fake covariance" of all series with the hockey-stickish series (with a negative sign, but that’s irrelevant).The actual PCs being computed are the same, but the ‘hockey-stickish’ ones now seem to explain much more of the variance – spuriously so.Unfortunately the auditor-in-chief proceeded to introduce a bug of his own, by keeping the same number of PCs as Mann after full-centering the matrix, even though by then you need to include more PCs to capture sufficient variance
Vial translation from El Economista, Manufacturers and Retailers Warn of Another Consumption Slowdown . After a slight recovery in the first months of the year, stagnation set in since June, according to almost all employers and associations of producers and distributors
The "elephant in the room" is debt. Try as they might, central bankers have not been able to spur credit, hiring, or much business expansion because of the elephant.
Continue Reading: Obdurate Ignorance Meets Flood Insurance