How Vulnerable Is RomneyCare to Gaming the System via Guaranteed Issue? Not Very

One worry about health-care reform is that guaranteed issue creates incentives for people to game the system--to "forget" to purchase insurance until they get sick, thus loading the burden of paying for the system as a whole and for themselves when they get sick onto other. How important is this? Austin Frakt says not very:

Short-term insurance buyers in Massachusetts: Massachusetts has about 6.6 million residents, of which roughly 6.4 million are insured. So, the number gaming the...