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The problem of aggregation over the time in disequilibrium models
Upcher, M.R., (1984)
Aggregation and unit roots in economic time series
Hornok, Attila, (2000)
Applications of cointegration to some problems of aggregation
Ghose, Devajyoti, (1990)
Testing further restrictions on portfolio models
McLaren, Keith Robert, (1984)
Specification, identification and estimation of a continuous-time portfolio model
Upcher, Mark R., (1984)
Specification, identification and estimation of a continuous-time portfolio model of asset demands
Upcher, Mark R., (1989)