We study how Europe could replace US support for Ukraine both (i) financially, in terms of the fiscal effort required, and (ii) militarily, in terms of weapon production. Financial effort: The financial challenge of replacing US aid is limited. Currently, European governments are spending just...

We study how Europe could replace US support for Ukraine both (i) financially, in terms of the fiscal effort required, and (ii) militarily, in terms of weapon production. Financial effort: The financial challenge of replacing US aid is limited. Currently, European governments are spending just...

Amid the current U.S.-China technological race, the U.S. has imposed export controls to deny China access to strategic technologies. We document that these measures prompted a broad-based decoupling of U.S. and Chinese supply chains. Once their Chinese customers are subject to export controls,...

Russia's full-scale invasion of Ukraine has fundamentally changed the terms of Russia-China economic relations. Economic cooperation with China has become vital for the Russian economy. Trade turnover between Russia and China has increased significantly since February 2022. However, Chinese...

There are still a number of UN arms embargoes in place to prevent the flow of arms and military material into conflict zones. Although the UN Security Council is not generally deadlocked on this issue, it has only taken relevant decisions to re-design the embargoes in a few cases over the last...

This study empirically investigates the impact of recent US export controls on China on South Korea's semiconductor exports. We analyze South Korean export data to shed light on the repercussions of US export restrictions on a third country. Our findings reveal a significant decline in Korean...