Why wouldn't they then lease it, or have it owned by some foreign entity not subject to local/national taxes, or have an exemption lobbied into existence for th

Why wouldn't they then lease it, or have it owned by some foreign entity not subject to local/national taxes, or have an exemption lobbied into existence for this particular yacht? Cargo ships get flagged Panama or Liberia for roughly this sort of tax-dodge reason, I would think luxury craft would fare the same...