Complementing the role of speculation, activist states have played several roles in encouraging innovation. They have been most effective when pursuing politically legitimate missions that transcend narrow economic calculation: social development, national security, conquering disease.
作为投机角色的补充，活跃的国家也在鼓励创新中起着作用。它们在追求政治上合法又超越狭义境计算机的创新中最有效果，比如社会发展、国家安全、疾病防治。