1.   Most subsequent studies have shown the difficulty of measuring the price response of demand.

2.   Subsequent studies have come to less clear conclusions, and a few scientists believe that the monkey results are explained by chance.

3.   Subsequent studies have not endorsed this, but they seem to show that there is a more modest level of improvement.

4.   Subsequent studies have supported the hypothesis that population mixing can influence the incidence of childhood leukaemia.

5.   The project is intended to lay the groundwork for a subsequent full-scale study.

6.   Therefore, it is likely that subsequent empirical studies will confirm this negative relationship for index futures.

7.   Subsequent studies confirmed their findings.

8.   Data on these stimuli are also available from a subsequent study using a series of rating scales.

9.   These had a major impact in Britain and elsewhere and form the beginning of subsequent studies.