Verbruggen, J.P.

effect business r &d r &d expenditure business enterprise government capital sector expenditure volume r &d capital netherland business sector r &d incentives incentive productivity value increase stock export labour technology spillover mesemet model study demand country factor result return technology capital government incentives growth level production export demand equation economy research investment simulation dutch balance r &d intensity table factor productivity policy knowledge performance price figure account percentage mesemet -2 innovation government financing benefit service manufacturing 15 oecd countries product intensity factor costs market employment analysis basis financing literature productivity effect phillips curve effect elasticity comparison arrow curve government support income-dependent schemes share demand curve