Posts Tagged ‘reliability’

UK Opinion Polls: Not Quite What They Seem

YouGov has launched a major innovation in British political opinion polling, together with Sky News: a daily tracker poll during the UK party conference season. Normally, we can expect nine or ten polls to be issued every month by the various agencies, so this on first impression seems like a major development which more accurately… [Read more]

Chinese Data: How Reliable Is It?

One of the most eagerly awaited data releases this week (Thursday, in fact) will be China’s Q4 2008 real GDP data, which will complete the growth figures for last year and give us an indicator of the pace of deceleration we can expect in 2009. However, the very fact that China last week revised up… [Read more]


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