منابع مشابه
Does Buying High Mean Buying Often
Many durable goods, particularly in the high technology sector of the economy, experience rapid quality improvement. As a result, replacement is typically due to obsolescence rather than breakdown, and replacement cycles are generally short. When these goods are vertically differentiated, consumers must make two important, inter-related choices upon making a purchase: what quality level to buy,...
متن کاملVote Buying
We examine the consequences of vote buying, as if this practice were allowed and free of stigma. Two parties competing in a binary election may purchase votes via up front binding payments and/or payments (platforms) that are contingent upon the outcome of the election. If voters care only about outcomes and not directly about how they vote, then the party with the largest budget wins at a negl...
متن کاملBuying random votes is as hard as buying no-votes
In voting systems where a mark in a fixed position may mean a vote for Alice on a ballot, and a vote for Bob on another ballot, an attacker may coerce voters to put their mark at a certain position, enforcing effectively a random vote. This attack is meaningful if the voting system allows to take receipts with them and/or posts them to a bulletin board. The coercer may also ask for a blank rece...
متن کاملBuying Online - A Characterization of Rational Buying Procedures
In decision theory, an agent chooses from a set of alternatives. When buying online, alternatives are “represented” in one form of another. For instance, online search results are lists of items, wine menus are often lists of lists (grouped by type or country), and online shopping often involves browsing or filtering items which can be viewed as navigating a tree. An agent can make use of the s...
متن کاملQuadratic Vote Buying∗
A group of individuals with access to transfers seeks to make a binary collective decision. All known mechanisms they might use are either are often inefficient (e.g. voting), subject to severe collusion problems (e.g. the Vickrey-Clarke-Groves mechanism) or require the planner being informed about the distribution of valuations (e.g. the Expected Externality mechanism). I propose a simple, bud...
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ژورنال
عنوان ژورنال: The Journal of Thoracic and Cardiovascular Surgery
سال: 2001
ISSN: 0022-5223
DOI: 10.1067/mtc.2001.116469