60 citations · 93 across the 5 of their papers we have counts for
5 papers
Are Economically Advanced Countries More Efficient in Basic and Applied Research?
Vladimír Holý, Karel Šafr
Research and development (R&D) of countries play a major role in a long-term development of the economy. We measure the R&D efficiency of all 28 member countries of the European Un…
Clustering Retail Products Based on Customer Behaviour
Vladimír Holý, Ondřej Sokol, Michal Černý
The categorization of retail products is essential for the business decision-making process. It is a common practice to classify products based on their quantitative and qualitativ…
Economic Conditions for Innovation: Private vs. Public Sector
Tomáš Evan, Vladimír Holý
The Hicks induced innovation hypothesis states that a price increase of a production factor is a spur to invention. We propose an alternative hypothesis restating that a spur to in…
How Many Customers Does a Retail Store Have?
Ondřej Sokol, Vladimír Holý
The knowledge of the number of customers is the pillar of retail business analytics. In our setting, we assume that a portion of customers is monitored and easily counted due to th…
Zero-Inflated Autoregressive Conditional Duration Model for Discrete Trade Durations with Excessive Zeros
Francisco Blasques, Vladimír Holý, Petra Tomanová
In finance, durations between successive transactions are usually modeled by the autoregressive conditional duration model based on a continuous distribution omitting zero values.…