Study says removing barriers could create gains across Canada as high as 3.3% of GDP.
Atlantic Provinces Economic Council predicts modest economic gains in 2015.
But the Atlantic Provinces Economic Council says a number of major capital projects should turn things around.
The 439 projects are worth a record $122 billion in investment, up 7% over last year.
Housing starts in the US, expected to increase by about 25% next year, should benefit Atlantic lumber producers.