Statistical properties and historical characteristics of British industrial production are examined. Since 1922 production appears to follow a segmented trend stationary process. Prior historical information and recursive searching are used to identify discontinuities in 1973 and 1979, whereas...

Testing for unit roots, and the related issue of measuring shock persistence, has attracted considerable econometric interest. The issue of the size of the random walk component raised by J. H. Cochrane (1988) has been extended by T. Cogley (1990), A. Jaeger (1990), S.-K. Leung (1992), and...

Official and semi-official estimates of New Zealand's national income are available on an annual basis for the years since 1932. Retrospective, non-official, estimates are available from 1859. Chiefly these are constructed following Doblin's (1951) pioneering use of money stock data, velocity,...