This paper develops a new class of multivariate models for large-dimensional time-varying covariance matrices, called Cholesky generalized autoregressive score (GAS) models, which are based on the Cholesky decomposition of the covariance matrix and assume that the parameters are score-driven....

This study examines whether geographic proximity produces a proximity preference as interlocking firms observe each other and learn innovative behaviors through information transmission among interlocking directors.

Comparing the priority order of different agricultural science and technology services adopted by cotton farmers and exploring the influencing factors of agricultural science and technology service adoption by cotton farmers from the perspective of farmer differentiation is significantly...

Proceeding from the perspective of historical materialism, this article examines technological revolution and industrial revolution as intermediate-level concepts for analyzing economic long waves, and reconstructs the political economy analysis framework of long-wave theory. Based on this...

Since income is the return on wealth, the total wealth of any given country should be on the order of 20 times its gross domestic product. Instead the average observed ratio from the balance sheet accounts of the System of National Accounts is a factor of 2.6 to 6.6, depending on whether natural...

Organizational ambidexterity has been employed in the study of international business. Existing studies advocate an ambidextrous internationalization strategy for multinational enterprises in emerging markets (EM MNEs). However, the performance effect and moderating mechanism of international...