I would go with "it would impair the very basis of liberty and freedom" and "the federal government undertakes to go into commercial business"
Explanation:
The first explains that government potential inhibits one's ability to pursue their own avenues for employment, consumerism, etc.
The second explains that it would be difficult for the government to successfully implement welfare programs because it is almost a "business of its own"
Limits of fiscal policy include
difficulty of changing spending levels, predicting the future, delayed
results, political pressures, and coordinating fiscal policy.
