If current trenda continue, over 96,000 residents making a combined $19.2 billion in adjusted gross income are set to leave the state yearly by 2030, according to one study.
Last year, Massachusetts lost about 39,000 residents to other states, more than ten times the pace of 2013.
The state recently enacted a 4% surcharge on income over $1 million, which generated about $1.8 billion in revenue over nine months.