Dear Rusty: I am a 62-year old Canadian expat who has lived in the U.S. for the last 30-years. I worked in both Canada and the U.S. throughout my career. I came to this country, worked hard and contributed faithfully to the tax base, but I am being cheated for what is rightfully owed to me. Everyone else's Social Security calculation is based on lifetime earnings; mine should be calculated usin...