The following is a round-up of the 10 most popular stories on Billboard.biz during the past week.

1. Analysis: What Impact Will Google Music Search Have?
How successful will this the newly launched Google search be? It depends on (1) how difficult it was previously to find music on Google and (2) how good the partner services are at converting Google exposure to real business.

2. Michael Buble Plays U.K. Arenas In 2010
Michael Buble will set out on a seven-date U.K. tour in May 2010 in support of his latest studio set "Crazy Love" (143/Reprise).

3. Spotify Offers Lower U.K. Subscription
Sweden-based music streaming service Spotify has lowered its premium subscription rate in the United Kingdom from £9.99 ($16.30) a month to £6.49 ($10.60) for certain customers over a 6-month period.

4. Google Unveils New Music Search Capabilities
Search engine giant Google has unveiled expansive new music search capabilities designed to not only facilitate music discovery, streams and sales, but also drive traffic to several digital music services selected as content providers for the newly launched initiative.

5. Analysis: Google To Boost The Music Biz In Three Ways
Google has given the music industry a big push forward with the launch of its expansive new music search capabilities. The connection the new search makes between consumers and content owners - finding and listening to music has never been easier - may prove to be invaluable. But the various stakeholders must be ready to capitalize.

6. German Indies, Artists, File Against YouTube/Google
A group of German independent labels, publishers and artists has filed complaints against YouTube and its parent company Google alleging persistent commercial breach of copyright.

7. Study: Pirate Bay Closure Slowed Piracy Temporarily
According to a white paper by DtecNet, a provider of piracy detection services, the closure of the Pirate Bay disrupted global file-sharing but volumes are recovering to previous levels.

8. Business Matters: Qtrax, MySpace, Lala, WMG
Business Matters is a daily column that offers insight, analysis and opinion on the day's news.

9. Big Jon Platt Upped At EMI Music Publishing
EMI Music Publishing has promoted Big Jon Platt has been promoted to president of North American creative.

10. AEG Execs To Discuss Jackson's 'This Is It' At Billboard Confab
AEG Live CEO Randy Phillips and a group of top AEG executives will discuss how the Michael Jackson "This Is It" saga played out behind the scenes for the Keynote Q&A at the Billboard Touring Conference on Nov. 5.