Recent work by Said and Dickey (1984 ,1985) , Phillips (1987), and Phillips and Perron(1988) examines tests for unit roots in the autoregressive part of mixed autoregressive-integrated-moving average (ARIHA) models (tests for stationarity). Monte Carlo experiments show that these unit root tests...

This volume contains 16 papers dealing with the methodological and applied aspects of the simulated annealing approach when applied to solve combinatorial optimization problems. More specifically the contents are: The first four papers suggest, test and compare different design strategies for...