This thesis consists of three independent contributions in the area of microeconomic theory. All three contributions share the feature of agents holding multidimensional private information which motivates the title of the thesis. Part 1, entitled “Consistency and Communication in...

In this paper, I study markets where consumers are heterogeneous with respect to both their concerns for the quality of goods and the image associated with them. Consumers with a taste for quality lend a positive image to the product of their choice and thereby increase the product's value to...