In the information economic era, improving the agility is an important approach of supply chain (SC) to cope with the change of market and customer' s demands, so, nodal enterprises always invest some resources in improving agility.
The theoretical basis that governments can involve in human capital investment through the public policies is that "market failure" occurs in human capital investing and that governments can set up the supporting system to promote human capital investment through the public policies of providing financing,regulating tax policy and perfecting labour force market,etc.
The conclusion of the decision model of investing consume is that a perfect supporting system for consuming finance should be established to promote the creating of human capital by investing consume, then to promote the economic growth in the west of China.
It shows that the faster technological substitution or innovation encourages the leader to invest earlier while induces the follower to invest later.
In this paper, we assume that the surplus of an insurer follows a Lévy risk process and the insurer would invest its surplus in a risky asset, whose prices are modeled by a geometric Brownian motion.
Comparing with the optimal timing without the expectation of a further new technology, the firm hastens to invest when no firm has invested; however, once one firm has invested first, the firm will delay its investment.
Conscription comples 70% of male Norwegians to invest 1 year of their lives in military training.
Some welfare states are high on transfers, others on services, and among services - some give priority to institutions, others invest more heavily in community (home) care.