📈 economics

Strategic Diversification and Risk Mitigation: A Multi-Method Analysis of Berkshire Hathaway's Investment Success

This paper employs a multi-method analysis, including ARDL modeling and Sharpe Ratio assessment, to demonstrate how Berkshire Hathaway's strategic cash reserves and diversified portfolio effectively mitigate financial risks and enhance long-term returns, thereby validating Warren Buffett's investment philosophy as a practical blueprint for global risk management.

Chen Jianyuan, Hao Puyan2026-06-25
📈 economics

An Institutional and Resource-Based Inquiry into the Contested Sustainability of Corporate Digital Transformation and the Green-Digital Paradox

By integrating institutional and resource-based theories with mixed-methods evidence, this paper identifies the "Institutional–Resource Capability Trap" where firms' simultaneous digital and green initiatives inadvertently conflict, proposing "Paradox Management Capability" as a critical dynamic solution to resolve the Green-Digital Paradox and align corporate transformation with the 2030 Agenda.

Seng Teck Tan, Neha Saini, Pradeep Sonar, Hian Tat Chew2026-06-25
📈 economics

Digital Payments and Household Expenditure Composition: Evidence from Food and Prepared-Meal Spending in Indonesia

Using 2022–2023 Indonesian household data and an instrumental variable approach, this study finds that digital payment adoption reduces the share of total expenditure allocated to food while increasing the proportion spent on prepared meals away from home, with effects varying across urban-rural, gender, and age demographics.

Prayudi Ibrahim Nasution, Akhmad Akbar Susamto, Denny Setyaji Prabowo2026-06-25
📈 economics

Assessing the Dual Impacts of Artificial Intelligence on Green Growth in Vietnam Using the Analytic Hierarchy Process

This study employs the Analytic Hierarchy Process to evaluate the dual impacts of artificial intelligence on Vietnam's green growth, revealing a slight net positive benefit driven by agricultural efficiencies while highlighting electronic waste as the primary environmental risk, thereby informing policy recommendations for a sustainable Lean AI strategy.

Thi Phan Thu Nguyen, Duy Minh Pham, Thanh Phong Tran2026-06-25
📈 economics

Integrating private-sector adaptation investments in regional climate-economy modelling: an application to European river floods

This paper introduces a novel modeling framework that integrates private-sector climate adaptation investments into regional economy-wide analysis, revealing that firm-led flood protection measures in Europe yield modest but positive GDP gains by 2100, with significant regional and sectoral variations that underscore the need for tailored adaptation strategies.

Ignasi Cortés Arbués, Theodoros Chatzivasileiadis, Olga Ivanova, Servaas Storm, Tatiana Filatova2026-06-25
📈 economics

Research on the impact of digital village construction on household energy poverty: evidence from China

Using 2020 CFPS data and instrumental variable methods, this study demonstrates that digital village construction significantly alleviates household energy poverty in China by enhancing energy availability and affordability through non-agricultural employment, infrastructure development, and high-quality rural growth, with effects varying across economic zones, demographics, and education levels.

Xiaoqin Li, Bolan Shen2026-06-25