U.S. President <a href="https://en.wikipedia.org/wiki/Franklin_D._Roosevelt" id="mw2g" rel="mw:WikiLink" title="Franklin D. Roosevelt">Franklin D. Roosevelt</a>, in an attempt to check <a href="https://en.wikipedia.org/wiki/Inflation" id="mw2w" rel="mw:WikiLink" title="Inflation">inflation</a>, freezes wages and prices, prohibits workers from changing jobs unless the war effort would be aided thereby, and bars rate increases by <a href="https://en.wikipedia.org/wiki/Common_carrier" id="mw3A" rel="mw:WikiLink" title="Common carrier">common carriers</a> and <a class="mw-redirect" href="https://en.wikipedia.org/wiki/Public_utilities" id="mw3Q" rel="mw:WikiLink" title="Public utilities">public utilities</a>.