Half a million Americans use methamphetamine every week

Ten Million Americans Have It

A Ground Truth For Half A Million Musical Incipits

Musical incipits are short extracts of scores, taken from the beginning. The RISM A/II collection [6] contains about half a million of them. This large collection size makes a ground truth very interesting for the development of music retrieval methods, but at the same time makes it very difficult to establish one. Human experts cannot be expected to sift through half a million melodies to find...

Nash at Wimbledon: Evidence from Half a Million Serves∗

Minimax and its generalization to mixed strategy Nash equilibrium is the cornerstone of our understanding of strategic situations that require decision makers to be unpredictable. Using a dataset of nearly half a million serves from over 3000 matches, we examine whether the behavior of professional tennis players is consistent with the Minimax Hypothesis. The large number of matches in our data...

Naïve Advice When Half-a-Million Is at Stake

In the television show Affari Tuoi contestants face decision problems with large monetary payoffs and have an opportunity to seek advice from the audience. It appears that this advice does not have a significant impact on the decisions of contestants.

Where and why are 10 million children dying every year?

More than 10 million children die each year, most from preventable causes and almost all in poor countries. Six countries account for 50% of worldwide deaths in children younger than 5 years, and 42 countries for 90%. The causes of death differ substantially from one country to another, highlighting the need to expand understanding of child health epidemiology at a country level rather than in ...