Thank you! I think the way you explain the justification definitely makes sense. I was thrown off by the seemingly arbitrary choice of squaring GDP per Capita, but when you consider it as just a readily available proxy the choice is clearer given its simplicity of use.
Thank you! I think the way you explain the justification definitely makes sense. I was thrown off by the seemingly arbitrary choice of squaring GDP per Capita, but when you consider it as just a readily available proxy the choice is clearer given its simplicity of use.