Thailand's gross domestic product in the last quarter of last year increased by 3.8%, National Economic and Social Development Board Secretary-General Akhom Tempittayapaisit said on February 21.
The economy grew by 7.8% in 2010.
Based on that rate, the office predicted growth of between 3.5% and 4.5% this year.
Inflation this year was predicted at between 2.8% and 3.8% given the expected economic growth rate and rising incomes.
The NESDB secretary-general said a full percentage point increase in the policy interest rate is expected this year.
There still was room for an increase of up to 1% this year, he said.
