sturp

If that's true in Finland which I don't doubt I suggest that is a reflection of the very different built environment of that country compared to the USA. In the USA there have been several studies on the question and all have determined that arrival by car is associated with lower spending. Here is one:

http://kellyjclifton.com/Research/EconImpactsofBicycling/OTR...

Here is a roundup of numerous case studies. http://www.citylab.com/cityfixer/2015/03/the-complete-busine...

People who arrive by car spend less, not more. Rather than reflecting the luxurious lifestyle of its owner cars are burdens to most people.