This paper presents a novel optimal real-time controller for inverter-based distributed generation units in an islanded microgrid. With respect to the fact that the microgrid has a completely nonlinear structure and its dynamics is constantly changing, the linear controllers with constant and...

Recent years have witnessed a rapid growth in the mass adoption of vehicle sharing systems across the world. Among various vehicle sharing systems, electric vehicle (EV) sharing is considered as the most effective means in reducing fossil fuel consumption and alleviating urban transportation...

Empirical research on the dynamics of the US dollar price of gold has largely focused on the macroeconomic influence of developed economies and gold's role as a safe haven during times of market turmoil. However, the economies of several emerging markets now account for a substantial fraction of...

Firms offer a variety of products to meet different customer needs. In many horizontally differentiated markets, prices are stable and firms make infrequent adjustment to their product lines. While prior research focuses on product line design, we investigate how firms should allocate their...

Manufacturers routinely rely on retailers to reach potential customers. Concurrently, they often offer low-price guarantees (LPGs) to customers who purchase through their direct channel. That is, should consumers find a lower price from distribution partners, manufacturers promise to match or...

Paid placement, where advertisers bid payments to a search engine to have their products appear next to keyword search results, has emerged as a predominant form of advertising on the Internet. This paper studies a product-differentiation model where consumers are initially uncertain about the...

Problem definition: With the emergence and growth of e-commerce, e-retailers are challenged to provide faster and more cost-effective last-mile delivery by crowdsourcing independent drivers (IDs). To mitigate the risk of insufficient ID supply, retailers such as Amazon, Walmart, and other...

This paper utilizes a unique county-level dataset to examine technical efficiency and technology gap in China’s agriculture. We classify the counties into four regions with distinctive levels of economic development, and hence production technologies. A meta-frontier analysis is applied to the...

We find strong evidence that analysts tend to have downward-biased earnings estimates immediately before merger announcement dates when earning announcement date is within a 60 day window prior to merger announcement date. Compared to pure stock deals, acquirer stocks in cash-only deals tend to...