类似地，净出口赤字 — — 一国贸易失衡程度最广泛的指标 — — 自2000年以来为GDP的4 % ， 而二十世纪最后三十年间的平均水平为1.1 % 。
Similarly, the net export deficit – the broadest measure of a country’s trade imbalance – has been 4% of GDP since 2000, versus an average of 1.1% over the final three decades of the twentieth century.