Submitted to the graduate faculty

These formal definitions often seem far stronger than necessary for practical security — many cryptosystems used in practice do not satisfy the formal definitions. This includes typical ElGamal implementations. The attacks discussed in this paper suggest that it is worth striving to meet formal definitions of security in actual implementations.

35p haphuonglan2021 25-04-2021 40 6   Download

A THESIS SUBMITTED TO THE FACULTY OF THE GRADUATE SCHOOL OF THE UNIVERSITY OF MINNESOTA The likelihood that parents have imperfect information only reinforces this judgment, as the most widely available indicator of school quality, the average test score, loads heavily on the peer group, while value added is much more difficult to observe.

87p mualan_mualan 25-02-2013 57 9   Download

A DISSERTATION SUBMITTED TO THE GRADUATE FACULTY in partial fulfillment of the requiriments for the degree of DOCTOR OF PHILOSOPHY Finally, we consider the case where the housing market gives parents few options, with only three equally-sized districts ( J = 3, n = N 3 ). This corresponds roughly to the 40th percentile of the U.S. distribution. Suppose here that 3 j μ j = , j = 1, 2, 3 . When there are no peer effects (Panel E), equilibrium is again unique and is perfectly sorted on effectiveness....

167p mualan_mualan 25-02-2013 84 13   Download