Our Head of Public Policy Research Ariana Salvatore goes through the main topics on the table during the meeting between Presidents Trump and Xi: Taiwan, tariffs and the Iran conflict.

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Ariana Salvatore: Welcome to Thoughts on the Market. I'm Ariana Salvatore, Head of Public Policy Research for Morgan Stanley. 

Today, I'll be talking about expectations heading into the U.S.-China summit this week and what investors should be watching. 

It's Wednesday, May 13h at 11am in Copenhagen. 

Despite the importance of the upcoming summit, we think expectations for tangible progress should remain relatively modest. Reporting ahead of the meeting indicates that the discussions will focus on trade, Taiwan arms sales, and the U.S.-Iran conflict. Across the board, our base case remains an extension of the current truce with limited areas of relaxation. That's probably enough to support modest upside for risk assets in China, but likely short of the kind of breakthrough needed for a material re-rating in risk premia. 

Let's start with trade. We think the discussion here is likely to skew toward phase one style commitments rather than structural policy shifts. That could include additional Chinese purchases in sectors like agriculture and aerospace, or things like high-level trade and investment pledges. Or even limited tariff relief in key areas designed to demonstrate cooperation but without fundamentally changing the competitive dynamic between the two countries. 

What we don't expect is a meaningful unilateral tariff reduction from the U.S. side heading into the summit. Remember, China still faces an effective tariff rate of around 30 percent, and it benefited the most of all our trading partners when the Supreme Court struck down the IEEPA tariffs earlier this year. As we noted at the time, that lowered its effective rate by roughly 7 percentage points. 

Secondly, we think the administration continues to view higher tariff levels on China versus other trading partners as a strategic imperative. Said differently, the administration appears committed to maintaining some degree of structural separation between China and other trading allies like Europe, Japan, and South Korea. We think that means a large-scale tariff reset is unlikely in the wake of the summit or in the lead up. 

On Taiwan, we also see limited room for meaningful policy change. President Trump has publicly referenced Taiwan arms sales in recent comments, but we think a major concession from China would be needed for a meaningful departure from many years of U.S. policy precedent. 

The third issue on the agenda is the Iran conflict and the Strait of Hormuz. Reopening the strait is likely the area of greatest uncertainty heading into the summit. The extent to which the U.S. will ask for China's help on this front and whether or not that request will be granted remains a key unknown. 

But there's also a technology dimension here worth watching closely. While public reporting indicates that export controls are likely not formally part of the talks, we see a possibility that the discussion could occur, in particular in the context of rare earth relaxations from China's side. 

Concessions on rare earth controls likely require some corresponding U.S. flexibility on advanced semiconductor exports, given the chips for rare earths equilibrium that we think underpins the strategic bilateral relationship. We think that's largely what's disincentivized both sides from escalating in recent months. 

So, what should markets watch most closely? Aside from tangible trade arrangements or a formal extension of the truce, we think the tone will be crucial. Language around technology cooperation or an agreement to continue negotiating will be critical in assessing how both sides plan on managing the relationship moving forward. 

Remember, this event is one of several potential meetings this year, so symbolic commitments toward broader structural concessions in the future could matter. For now, we think the most likely outcome is continued stabilization rather than a transformational reset. That's still constructive for markets at the margin, but probably not enough to eliminate the geopolitical overhang that continues to shape investor positioning globally.

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