Vijay V. Vazirani, Wang Lei

Following up on the work of Megiddo and Vazirani \cite{MV.2007}, who

determined continuity properties of equilibrium prices and

allocations for perhaps the simplest market model, Fisher's linear

case, we do the same for:

\begin{itemize}

\item

Fisher's model with piecewise-linear, concave utilities

\item

Fisher's model with spending constraint utilities

\item

Arrow-Debreu's ...
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