evidence: Trump has repeatedly promised to lower America's trade deficit, and has argued for a renegotiation of trade deals and imposition of tariffs to that end.[48][49] These efforts notwithstanding, during 2018 the trade deficit continued to increase.[49] [...] Economic and trade analysis [...] A June 2019 analysis conducted by the Peterson Institute for International Economics found that China had imposed the same 8% average tariffs on all countries in January 2018, but by June 2019 average tariffs on American exports had increased to 20.7% while those on other countries had declined to 6.7%[168]