The paper studies, in a general way, how the random properties of a ‘medium’ influence the
percolation of a ‘fluid’ through it. The treatment diifers from conventional diffusion theory, in …

Adstock modelling (Barnard & Smith 1989; Broadbent 1993; Institute of Practitioners in
Advertising (1981-95)), with a short half-life, is a well-established way of representing the size of …

Advertising practitioners have long believed that they help to create brands, and that
advertisements help to maintain brands over time. They believe they do this to brands by ‘adding …

The use of single-source data in scheduling television advertisements has been limited
because focus has mostly been restricted to the response function or effective frequency. Single-…

Dr Broadbent here shows how simple forms of expression for the mortality rate may be used
in the study of the failure of articles in service. He takes as illustrative examples the …

Megalithic sites, especially isolated standing stones, are believed by some to have been
deliberately set out in straight lines known as leys. An alternative hypothesis is that these points …

The effects of advertisements must be seen in behaviour before we discuss how individuals
are affected. Case history analysis is needed; a new source is outlined. There is a common …

Major grocery brands have peformed better on average against own label than implied in
recent press comments. In 1993, they maintained a strong position in volume share and a …

The media scheduling problem is complicated. It can involve all five main media: press,
television, outdoor, cinema and radio. Within each medium there is a wide choice of vehicles. …

We compare three methods of estimating the duration, or half-life, of advertising using computer
simulation experiments. In particular, we investigate how well each method works with …