We study the existence of equilibrium and rational bubbles in a Ramsey model with heterogeneous agents, borrowing … existence of equilibrium in the Ramsey model. In the second part of the paper, we address the issue of rational bubbles and we …

second regime occurs, we say that the economy experiences a temporary bubble. We show the existence of temporary bubbles, and … we prove that cyclical equilibria may exist. In these equilibria, the economy experiences some periods without bubbles … and some periods with bubbles. We also show that monetary creation can be used in order to eliminate temporary bubbles. …

We study the existence of equilibrium and rational bubbles in a Ramsey model with heterogeneous agents, borrowing … Ramsey model. In the second part of the paper, we address the issue of rational bubbles and we prove that they never occur in …

) bubbles can arise. From a normative point of view, monetary policies that are not too expansive, are recommended in order to …

the fundamental asset value and the recurrent presence of autonomous deviations or bubbles. Such a process can be … common procedure in the presence of localizing parameters. This methodology allows to detect the presence of bubbles and …

market. We find that the existence of bonus contracts does not increase the likelihood of bubbles but it affects their …

, gas, and renewable power plants). It finds that optimal investment in renewable energy may start before coal power has … been phased out and even before investment in gas has started, because doing so allows for smoothing investment over time … and reduces adjustment costs. Gas plants may be used to reduce short-term investment in renewable power and associated …

represented by the decrease in entropy of his beliefs, regardless of his preferences, initial wealth, or investment problem. We …

sector to study the impact of investment subsidies on equilibrium investment and output. Energy and capital are assumed to be … structures are considered for the energy market, free entry and natural monopoly. First, it is shown that investment subsidies … may induce a larger equilibrium investment into cleaner technologies either under free entry or natural monopoly. However …

contractual relationships that link exports from Sub-Saharan Africa to China and investment by Chinese firms in Sub-Saharan Africa … combine trade, aid and investment, which may create 'lock-in' effects. China's trade and investment focus on the commodities …, especially in oil-exporting countries. Chinese investment, however, increasingly involves other sectors, such as the …