Thanks, ppseafield, bluejekyll, very pertinent points. The different economic arrangements certainly shed more light on this. Interesting how fundamental policy

Thanks, ppseafield, bluejekyll, very pertinent points. The different economic arrangements certainly shed more light on this. Interesting how fundamental policy decisions trickle down to really affect the behaviour on the street. And, lamentably, you probably have path dependency in there such that it's not easy to reverse these policy decisions. Goes to show how important public policy is.