Die wissenschaftsgeleitete Politik- und Gesellschaftsberatung hat in den letzten Jahren enorm an Bedeutung gewonnen und ist fortwährend vielfältiger geworden. Politische Entscheidungen basieren immer häufiger auf empirischen Forschungsergebnissen und Gutachten. Allerdings kann die Suche nach...

Search engines play a central role in online content discoverability, acting as a major gateway for users to access online information. As part of their activities, they may drive traffic towards websites that offer illegal goods and services, such as counterfeit products or pirated content....

Objective Little research has been done on the user-centered document ranking approach, especially in a crowdsourcing chart review environment. As the starting point of designing and implementing the next generation of Electronic Medical Record (EMR) search engines, a systematic user study is...

With the booming of LLM technologies (e.g., ChatGPT), people's goals and behaviors in information search have been reshaped significantly. This paper attempts to conceptually discuss how LLM technologies might revolutionize these important aspects in information search and provides a...

The aspect-based sentiment analysis of hotel reviews represents a critical yet underexplored area of research. Such reviews encompass a range of expressions that extend beyond simple positive, negative, or neutral sentiments, delving into specific aspects discussed within the review. For...

Online job fairs are a new labor market intervention. This paper provides the first experimental evidence on their impact by evaluating an online fair for information and communication technology jobs in Bangladesh. The fair generated a non-negligible number of job offers; however, over 90% of...

Online job fairs are a new labor market intervention. This paper provides the first experimental evidence on their impact by evaluating an online fair for information and communication technology jobs in Bangladesh. The fair generated a non-negligible number of job offers; however, over 90% of...

Using earthquake as an example, I investigate how risk perception affects household consumption with China Urban Household Survey data and Baidu index dataset. The empirical results show that consumption expenditure per capita drops by 25.2 yuan as the local search index of “earthquake”...

Internet plays a crucial role in the modern digital period, government make official pronouncement online, politician campaign online, writers find audience online, teachers find students online, resource experts find researchers online, land protest movement find traction online and advocates...

As COVID-19 continues to wreak havoc across the world, researchers are attempting to quantify the economic fallout from the pandemic as it continues to unfold. Estimating the economic impacts of a prevailing pandemic is fraught with uncertainties about the epidemiology of the disease and the...

We live in a world where digital images are constantly generated during our daily activities, whether private or business. They play an important role in our private life, showing important moments, people, places, or events and keeping their memory. Images are unavoidable in business,...

We study the impact of web search personalization on ideological segregation in search results. We deploy 150 synthetic internet users with randomized partisan preferences across 25 US cities. These users generate authentic browsing histories and are active during the US 2020 election and its...

Purpose This study examines the temporal dynamics shaping our understanding of search in education and the role language plays in legitimising these dynamics. It critiques the way online search is discursively constructed using home-education as a case study, and problematises how particular...

This paper studies the effects of the high-speed internet expansion on the match quality of new hires. They combine data on internet availability at the local level with German individual register and vacancy data. Results show that internet availability has no major impact on the stability of...

We explore the link between online salience and charitable donations. Using a unique dataset on phone text donations that includes detailed information on the timing of cash gifts to charities, we link donations to time variation in online searches for words that appear in those charities’...

Elisabeth Grewenig prepared this study while she was working at the Center for Economics of Education at the ifo Institute. The study was completed in March 2021 and accepted as doctoral thesis by the Department of Economics at the LMU Munich. It consists of five distinct empirical essays that...

Document (text) classification is a common method in e-business, facilitating users in the tasks such as document collection, analysis, categorization and storage. Semantic analysis can help to improve the performance of document classification. Though having been considered when designing...

Modern-day search platforms generally have two layers of information presentation. The outer layer displays the collection of search results with attributes selected by platforms, and consumers click on a product to reveal all its attributes in the inner layer. The information revealed in the...

How do privacy regulations in the market impact online search for products and information? This paper investigates the impact of the General Data Protection Regulation (GDPR for short) on consumers’ online browsing and search behavior using consumer panels from four countries, United Kingdom,...

We develop a flexible yet tractable model of consumer search and choice, and applyit to the problem of product rankings optimization by online retail platforms. In themodel, products are characterized by an observable search index, which governs whatconsumers search; and a utility index, which...

New sorted out web databases keep up enormous and assorted information and these genuine databases incorporate more than hundreds or even a colossal number of relations and characteristics. Normal predefined request structures are not prepared to satisfy distinctive uncommonly selected inquiries...

We explore the link between online salience and charitable donations. Using a unique dataset on phone text donations that includes detailed information on the timing of cash gifts to charities, we link donations to time variation in online searches for words that appear in those charities'...

This paper studies the effects of the high-speed internet expansion on the match quality of new hires. They combine data on internet availability at the local level with German individual register and vacancy data. Results show that internet availability has no major impact on the stability of...

This paper studies the effects of the high-speed internet expansion on the match quality of new hires. We combine data on internet availability at the local level with German individual register and vacancy data. Results show that internet availability has no major impact on the stability of new...

Consider the problem faced by a decision maker (DM) who must select the order in which to evaluate the unknown alternatives displayed by an online search engine. DMs do not know the distribution of the realizations that result from clicking on an alternative and must therefore account for the...

Elisabeth Grewenig prepared this study while she was working at the Center for Economics of Education at the ifo Institute. The study was completed in March 2021 and accepted as doctoral thesis by the Department of Economics at the LMU Munich. It consists of five distinct empirical essays that...

This paper studies the power of online search intensity metrics, measured by Google, for examining and forecasting exchange rates. We use panel data consisting of quarterly time series from 2004 to 2018 and ten international countries with the highest currency trading volume. Newly, we include...