Originally published in 1969, the second edition of Professor Shackle's book has a fresh preface, an extra chapter and a number of additions to its bibliography. The extra chapter is concerned with the point at which one would decide to abandon an old policy and replace it with a new one. It is, in [...]

First published in 1952, as the second edition of a 1949 original, this book contains a discussion of the role of expectation in relation to the workings of the economy. For the purposes of the discussion, expectation is defined as the act of creating imaginary situations, of associating them with n[...]

It is Shackle's view that human conduct is chosen with a view to its consequences. But these are in the future, which cannot be directly known. Expectation will confine itself to what is deemed possible, but this leaves it free to entertain widely diverse and rival hypotheses. How can such skeins of[...]