The main objective of this empirical paper is to identify characteristics of imitation and innovation and shed light on … different types of innovating firms show that an innovation performance hierarchy exists ranking from occasional innovators …

We present a class of dynamic general-equilibrium models of education, innovation and technology transfer to explain …. Innovation and human-capital accumulation appear as in-line engines of scale-invariant endogenous growth. Industries evolve … according to stochastic processes of innovation, imitation and technology adaption in the global economy. …

forward protection reduces the rate of innovation and imposing a nonobviousness requirement reduces R&D spending. It is shown … that full protection against imitation, granted independently of the size of the lead, maximizes the average innovation … rate. -- Intellectual property rights ; persistent leadership ; cumulative innovation ; preemption ; forward protection …