The ACA's goal was not to rein in healthcare spending (this potential shortcoming was discussed before it even passed). While there is funding for experiments

The ACA's goal was not to rein in healthcare spending (this potential shortcoming was discussed before it even passed). While there is funding for experiments aimed at reducing costs, none of the bill's major facets deal with this issue. Here's an article where one of the bill's intellectual architects talks about the topic: http://www.nejm.org/doi/full/10.1056/NEJMp1006571 http://www.nejm.org/doi/full/10.1056/NEJMp1006571