Going green: Do green bonds act as a hedge and safe haven for stock sector risk?

Abstract

munich personal repec archive risk spillovers between sp500, green bond, real estate, oil markets and dollar index roudari, soheil 8 march 2023 online at mpra.ub.uni-muenchen.de/126830 mpra paper no. 126830, posted 19 nov 2025 04:30 utc mpra risk spillovers between s&p500, green bond, real estate, oil markets and dollar index a soheil roudari a department of economics and administrative sciences, ferdowsi university of mashhad abstract in the finance world, one of the fundamental concept is portfolio optimization and diversification. usually, investors apply the risk and return approach to diversify their portfolio, but risk spillovers and connectedness between different markets should be incorporated in investment decision-making as well, especially during crisis periods. this study measures risk spillovers and connectedness between s&p500 index, green bond, real estate, oil markets and dollar index in the usa using the tvp-var- diebold- yilmaz (2012) model from 2016 to november of 2022. tvp-var model is considered as time varying model, which can incorporate political and economy events and conditions, therefore, investors can make an insightful decisions regarding their portfolios. the results show that the s&p500 index and real estate market are two main drivers of volatility in the system compared to other markets. not only do they transmit more volatility, but they also receive more of it in comparison to others. after 2020, the level of the s&p500 index and real …

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