The plan envisaged an investment program of 3-4 years, resulting in “additional spending of 5% of GDP per annum,” with current macroeconomic conditions implying “a positive growth multiplier above 1.5,” which “should boost nominal GDP growth to a level above 5% for several years.” This, in turn, would induce “proportional increases in tax revenues,” thereby “contributing to fiscal sustainability, while enabling the Greek government to exercise spending discipline without further shrinking the social economy.”