Results 61 to 70 of about 3,041,635 (95)

Pairs trading across Mainland China and Hong Kong stock markets

open access: yesInternational Journal of Finance and Economics, 2018
Motivated by the rationale that market inefficiency arises from a combination of less than fully rational demand and limits to arbitrage, this paper investigates the profitability of pairs trading across Mainland China and Hong Kong on highly liquid ...
Hanxiong Zhang, Andrew Urquhart
semanticscholar   +1 more source

Golay sequences - side-lobe - canceling codes for ultrasonography

open access: yesArchives of Acoustics, 2004
In this paper three different methods and algorithms used to calculate the pairs of Golay sequences of the different length are described. The program for simulating the pairs of the Golay sequences of different length is given.
I. Trots   +3 more
doaj  

Dynamic Evolution of Multi-Scale Ecosystem Services and Their Driving Factors: Rural Planning Analysis and Optimisation

open access: yesLand
Rural areas provide ecosystem services (ESs) to urban metropolitan regions. These services are threatened by the constant pressure of urbanisation and new interest in rural development.
Huiya Yang   +4 more
doaj   +1 more source

Global Versus Local? A Study on the Synergistic Relationship of Ecosystem Service Trade-Offs from Multiple Perspectives Based on Ecological Restoration Zoning of National Land Space—A Case Study of Liaoning Province

open access: yesApplied Sciences
Clarifying the trade-offs and synergies of ecosystem services in Liaoning’s ecological restoration zones is crucial for strengthening the positioning of ecological restoration zones and optimizing ecosystem services.
Qiang Wu   +4 more
doaj   +1 more source

The Spatial and Temporal Characteristics of Ecosystem Service Trade-Offs and Synergistic Relationships in a Mountainous Region of Northern China

open access: yesISPRS International Journal of Geo-Information
Understanding ecosystem service trade-offs and synergies is the foundation for achieving the efficient management of the ecosystem and improving human well-being.
Xianglong Hou, Hui Yang, Jiansheng Cao
doaj   +1 more source

Estimating Trade Flows: Trading Partners and Trading Volumes

open access: yes, 2007
E. Helpman   +2 more
semanticscholar   +1 more source

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