With the increasing significance of the business model in a connected economy, a new
stream of literature has turned to explore the antecedents of business model design. Beyond …

We investigate the welfare properties of the one‐sector neoclassical growth model with
uninsurable idiosyncratic shocks. We focus on the notion of constrained efficiency used in …

Since the early 1990s, there has been a renaissance in the study of regional growth, spurred
by new models, methods, and data. We survey a range of modeling traditions, and some …

We develop a product-differentiated model where the product space is a network defined as
a set of varieties (nodes) linked by their degrees of substitutability (edges). We also locate …

This paper introduces scale economies in transportation in a trade and geography model
with heterogeneous firms. This relatively small change to the standard model produces a …

本文从集聚效应和选择效应两个方面综合考察了市场规模对产品质量的影响. 为区分两种效应,
本文引入集聚经济和内生产品质量拓展了Melitz 和Ottaviano (2008) 的企业选择模型 …

This paper develops a simple model of spatial sorting where the least productive
entrepreneurs are drawn to the large core region. This is an unusual feature. The literature …

The present paper studies the effect of the choice of product quality on trade and location of
firms. We discuss a model where consumers have preferences for the quality of a set of …

演化经济地理理论在理论和实证上均侧重供给侧, 长期忽略需求侧的影响.
需求的地理分布可能与生产的空间特性有根本的不同, 在许多领域需求对企业区位选择与创新 …

This paper discusses the effect of conformism on the demand for products that differ in
quality and studies its implications for firm selection, entry, average quality, and trade …