TASK DEFINITION: Classify the given a piece of financial news into three classes: positive, negative, and neutral. Output must be 'positive', 'negative', or 'neutral'.
PROBLEM: Under the agreement , Pfizer has been funding Biotie 's research activities on the PDE10 phosphodiesterase 10 inhibitor program since its start in late 2006 and has the sole authority to develop discovered compounds .

SOLUTION: neutral

PROBLEM: The current lay-offs are additional to the temporary lay-offs agreed in December 2008 and in May 2009 .

SOLUTION: negative

PROBLEM: YIT 's Baltic sales in the first three quarters of 2008 totaled 106.2 million euros , representing a drop of 29 percent year on year .

SOLUTION:
negative