"This volume is grounded in the thesis that information technology may offer the only viable avenue to the implementation of constructivist and progressive educational principles in higher education, and that the numerous efforts now under way to realize these principles deserve examination and...

"This book presents the adoption and use of the activity theory during the evolution of technology in higher education into a more advanced activity, offering a combination of theory and practice"--Provided by publisher.

"Price rigidity is the key mechanism for propagating business cycles in traditional Keynesian theory. Yet the New Keynesian literature has failed to show that sticky prices by themselves can effectively propagate business cycles in general equilibrium. We show that price rigidity in fact can (by...

"This paper provides a simple dynamic optimization model of durable goods inventories. Closed-form solutions are derived in a general equilibrium environment with imperfect information and serially correlated shocks. The model is then applied to scrutinize some popular conjectures regarding the...