Fig 1.
Number of firms and products in the analysis.
Fig 2.
Number of observations according to firm size and industry with comparison to all firms.
Note: Observations represent mean values for 2003-2012. Source: Authors’ calculations based on the PRODCOM database and the balance sheet data provided by the Hungarian Statistical Office.
Table 1.
Key characteristics of the firms.
Fig 3.
The technological proximity network of manufacturing sectors.
Nodes depict manufacturing sectors according to NACE (Rev. 2) 4-digit level codes, edges represent the average revealed relatedness value for the period 2003-2012. Color codes have been set according to NACE (Rev. 2) 2-digit industries. Position of the nodes is determined by the Force Atlas 2 algorithm of Gephi [87].
Table 2.
Descriptive statistics.
Fig 4.
Evolution of Coherence, Market shrinkage and Import shock measures.
Table 3.
Change of the Coherence of firm’s portfolios.
Table 4.
Dynamics of the Coherence of firm’s portfolios.
Table 5.
Dropping products from firm’s portfolios.
Table 6.
The effect of crisis on adding new products.