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7. Cash and cash equivalents

12 Months Ended

Dec. 31, 2017

Cash and cash equivalents [abstract]

Cash and cash equivalents

	December 31, 2017	December 31, 2016
Cash and banks	171,951	137,395
Cash equivalents	2,111,096	1,748,826
	2,283,047	1,886,221

Cash and cash equivalents include cash, bank deposits and high-liquidity short-term financial investments, mainly represented by repurchase agreements (accruing CDI interest rates), deposited at Banco do Brasil, whose original maturities are lower than three months, which are convertible into a cash amount and subject to an insignificant risk of change in value.

The average yield of financial investments corresponds to 98.88% of CDI in December 2017 (99.24% in December 2016).

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- Definition

The disclosure of cash and cash equivalents. [Refer: Cash and cash equivalents]

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