Sustainable urban development has been receiving growing concerns from both city managers and urban residents across the world. As a yardstick of sustainability, urban carrying capacity (UCC) is an important conceptual underpinning that guides local governments in promoting sustainable urban...

This paper studied the microstructure evolution of powder in tube (PIT) Nb3Al precursor with significant variation of local Nb layer thickness, which is an ideal system for simulating the inhomogeneous element distribution effect of the long length wire during rapidly heating and quenching...

For many decades, the analysis of underwriting-profitability regimes (i.e., successive “hard” and “soft” markets) has formed an important topic in insurance research. In the present article, we study the characteristics of firm-level underwriting behavior by applying both ordinary and...

Digital finance has provided informal financial support to small- and medium-sized enterprises (SMEs) and solved the dilemma of acquiring formal financial support in emerging economies such as China. However, this may lead to structural changes in entity enterprises' asset allocations. Based on...

This paper presents a formal model that characterizes the political mechanisms of demographic change, establishing a critical link in economic development. We demonstrate that fertility decisions are determined by three fundamental political variables: political stability, political capacity and...