E N D
1. Consumer Behaviour and Food Marketing – AEB 41 1 The response to advertising Week 9 – 7 March 2003
2. Consumer Behaviour and Food Marketing – AEB 41 2 Methods for measuring advertising response Qualitative research
Focus group, personal interview
Little relevance
Experiments
Are they realistic?
Surveys
More value when data are collected at intervals
Links with demographic characteristics
Consumer panel data
Change over time (panellists diary, home scan)
Econometric analysis
Data fusion
Combining data from two sources using common elements, e.g. purchase with TV viewing through consumer viewing habits
3. Consumer Behaviour and Food Marketing – AEB 41 3 IRI BehaviorScan Cable tv + checkout scanner = very accurate measure of response to advertising
IRI BehaviorScan in the 1980s
Poor off-air TV transmission and relevance of cable TV
IRI can control (switch) the advertisement for each individual (consenting) household
Local stores are equipped with IRI scanners
Purchases are associated with households through identification card
Marketing mix variables (prices, deals) are also recorded
GFK Behaviorscan in Europe (France and Germany)
4. Consumer Behaviour and Food Marketing – AEB 41 4 Limits of IRI BehaviorScan Household owning more than a TV set (one not scanned)
Out of town shopping
Is the isolated community representative of the US?
Tests limited to commercially advantageous studies and big brands (they are expensive)
Trade response is not taken into account (retailers stock advertised goods)
Competitor response is not considered
There is no market validation: ads that are perceived as weak do not enter the nationwide market
5. Consumer Behaviour and Food Marketing – AEB 41 5 Nielsen home scan Home scanned panels
National samples
No experimentation
Link with television viewing data
6. Consumer Behaviour and Food Marketing – AEB 41 6 Store level data Sales extracted from checkout data
Aggregate sales by brand and variety
Nielsen ScanTrack
IRI Infoscan
7. Consumer Behaviour and Food Marketing – AEB 41 7 Sales response