… informational or financial frictions into different environments and analyzing their main
implications. In the context of informational frictions, … With respect to financial frictions, we focus on …

… We also discuss other works that use informational frictions to generate real rigidities …
informational friction in these and other examples. For now, we abstract for the informational friction …

This thesis is composed by five chapters. Chapter 1 presents a new Keynesian open economy
model that includes risk-adverse foreign-exchange market dealers and foreign exchange …

… Macroeconomic models with informational frictions can be hard to analyze because of the
complexity in the dynamics of higher-order beliefs. As a result, the literature typically takes one …

… macroeconomic and financial settings, with an emphasis on short-run fluctuations. Within
these chapters, I study the implications these informational frictions … prices and macroeconomic …

… on the role of information frictions in macroeconomics. … of an important class of macroeconomic
models. Many theoretical … inputs to overcome the informational friction, and the cost of …

… three chapters related to questions in macroeconomics and information frictions. In the first
… in the presence of nominal and informational frictions. Non-fundamental fluctuations are …

… as moral hazard or contracting frictions, although this may be at the expense of tractability.
In my simple general equilibrium framework, these frictions are necessary and sufficient to …

… models that ignore informational frictions by simply assuming that … again ignores realistic
informational frictions faced by … In contrast, our model shows that informational frictions may …

… This symposium advances our understanding of the positive and normative properties of
economies with informational frictions. Central themes are the efficient use of private and public …