First-time homebuyers are being pushed out of the market, and that has experts worried. The surging housing market leads to a shortage of starter homes, and when people can’t afford their first house, Luis Torres with the Real Estate Center at Texas A&M says it makes it harder to build equity. The supply of “entry-level housing” is at a five-decade low. Torres says there is talk about tax incentives for builders, but that drags money away from social services.