. . "Zonder onderwerpscode: economie." . . . . "Optimal R & D investment strategies with quantity competition under the threat of superior entry"@en . "Optimal R & D investment strategies with quantity competition under the threat of superior entry" . . . . . . . . . "Optimal R&D investment strategies with quantity competition under the threat of superior entry" . . . . . . . . . . . . . . "Realoption." . . "Investition." . . "Entscheidung bei Unsicherheit." . .