Given a piece of financial news and its polarity, classify it into 'true' if the polarity is correct and classify into 'false' if the polarity is incorrect. Output must be 'true' or 'false'.
--------
Question: news:By the end of 2006 , the number of joint branch offices will total 170 .
polarity:negative

Answer: false

Question: news:One of the challenges in the oil production in the North Sea is scale formation that can plug pipelines and halt production .
polarity:positive

Answer: false

Question: news:The company now estimates its net sales in 2010 to increase considerably from 2009 and its operating result to be clearly positive .
polarity:positive

Answer:
true