J.P. Morgan Asset Management released its 2027 Long-Term Capital Market Assumptions on Oct. 19, the 31st edition of the annual study, projecting a 7.0% annual return for a USD 60/40 stock-bond portfolio over the next 10-15 years, with inflation uncertainty and market volatility remaining elevated. Adding 30% in diversified alternatives lifts the projected return to 7.5% and improves the Sharpe ratio by 21% versus the plain 60/40 mix. Higher real yields put the global aggregate bond forecast at 5.3% — the highest in two decades — while resilient corporate profits raise the US large cap equity forecast by 80bps to 7.5%, the first time in the publication's history that developed market projections overtake emerging markets.

The firm sees three forces shaping the future: economic nationalism lifts domestic investment but carries a crosscurrent of inflation volatility; technology adoption supports the global economy through higher investment and productivity; and rising domestic investment rewires public and private capital flows. A global investment wave centered on AI and extending to 2040 is seen lifting total factor productivity by 50%, or 120bps, pushing the US real GDP growth forecast to 2.1% and developed-world nominal growth to 4.2% — the most favorable GDP-to-inflation mix since the pandemic. The report also introduces a return range for bitcoin while leaving it out of its recommended allocations; diversified hedge funds get the largest upgrade, up 140bps to 6.7% on sustained alpha trends and higher rates, with real assets keeping resilient return expectations amid inflation volatility.

Asset class assumptions: US intermediate Treasuries 4.6%; US investment grade credit 6.1%, driven mainly by higher baseline rates and increased IG bond issuance from hyperscalers; US high yield credit 6.7%, up from 6.1%, with a fair value spread of 440bps on improved index quality. US large cap equities 7.5%, up from 6.7%, reflecting ongoing technology adoption and productivity gains with elevated starting valuations and concentration risk still key considerations; global equities 7.5% in USD, up from 7.0%, with non-US markets offering more diversification and benefiting from continued but slower dollar depreciation; emerging markets equities 7.1%, lower than last year as recent AI and capex tailwinds normalize. Alternatives: private equity 9.8%, a slight decrease; US core real estate 8.1%, slightly lower against higher rates; European core real estate 7.1%, up from 6.9%; global core infrastructure 7.1%, up from 6.5%, on supply-chain rerouting as manufacturing reshoring boosts industrial production and benefits transportation assets; broad basket commodities up to 4.8% with critical minerals access tight and geopolitical risks in play; gold unchanged at 5.5%; global timberland 6.2%, down from 6.3%; diversified hedge funds 6.7%, up from 5.3% on higher alpha estimates.