Sienna Shankel

Articles: 22

The Missing Financial Architecture for Climate Prevention

Avoided Loss, Capital Architecture, Institutional Behavior, Market Design

Sienna Shankel
June 28, 2026

Where Private Capital Stops

Capital Allocation, Institutional Behavior, Market Design, Systemic Risk

Sienna Shankel
June 26, 2026

Impossibility Theorems for Climate Finance

Capital Architecture, Climate, Finance, Risk Transfer

Sienna Shankel
June 24, 2026

The Structural Limits of Climate Finance

Capital Architecture, Climate, Finance, Systemic Risk

Sienna Shankel
March 14, 2026

Why Blended Finance Still Stops Short of Prevention

Capital Allocation, Capital Architecture, Climate, Finance, Systemic Risk

Sienna Shankel
March 7, 2026

Venture Capital and the Limits of Optionality

Capital Architecture, Climate, Finance, Systemic Risk, Venture Capital

Sienna Shankel
February 28, 2026

DOE Loans and the State as Capital of Last Resort

Capital Allocation, Climate, Institutional Behavior, Risk Governance

Sienna Shankel
February 25, 2026

When Forest Finance Becomes Sovereign Exposure

Climate, Finance, Institutional Behavior, Nature, Risk Transfer

Sienna Shankel
February 19, 2026

Disaster Risk Reduction Grants and the End of Market Pricing

Capital Architecture, Governance, Institutional Behavior, Systemic Risk

Sienna Shankel
February 14, 2026

Resilience Bonds: Financing What Cannot Be Observed

Avoided Loss, Capital Architecture, Climate, Finance, Risk Transfer

Sienna Shankel
February 6, 2026