This paper looks at the empirical consequences of inappropriately using a representative firm to mimic the aggregate investment decisions of a group of heterogeneous firms faced with costs of ...

This is a preview. Log in through your library . Abstract Let F be a finite model of cardinality M and denote by conv(F) its convex hull. The problem of convex aggregation is to construct a procedure ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Account aggregation is a financial management tool that consolidates data from multiple ...