TIPS (NYSEArca: SCHP), and the SPDR Portfolio TIPS ETF (SPIP). "There is tremendous demand for the product, which is hot, just like green bonds are hot," Ben De Forton, head of debt capital markets SSA France at BNP Paribas, told Reuters. The $4.4 trillion market for inflation-linked bonds, or so-called linkers, have gained wider popularity as prices spike in a world of supply chain problems and copious government spending.