3 ms·Because they are about 400 times more expensive to produce than plastic bags with comparable characteristics?by Ray20 1y agoBecause they are about 400 times more expensive to produce than plastic bags with comparable characteristics?BrenBarn 1y agoBut then the people using them can pay that 400x price rather than making society as a whole pay for the externalized environmental cost of a plastic bag.Ray20 1y agoThere is no externalized environmental cost of a plastic bag.