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Chapter 5 Unit Labour Cost: Labour Productivity in Context

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This chapter gives an overview of nominal unit labour costs (ULC) in Ireland as well as results for both the Foreign and the Domestic and Other sectors. A comparison with international counterparts is also presented. As in previous chapters, a number of Domestic and Other sectors will be presented to provide further insight into the results.

Movements in nominal ULC can be compared with trends in labour productivity. Nominal ULC measures nominal hourly employee compensation relative to real labour productivity. Increases in an economy’s ULC implies that nominal hourly income is rising relative to real labour productivity, resulting in decreased competitiveness. On the other hand, a fall in ULC suggests that nominal hourly income is declining relative to labour productivity, resulting in increased competitiveness.

X-axis labelNominal Unit Labour Cost
20004.10460244472426
20016.97834449394564
20020.770004700442383
20036.82782795971129
20043.34234761255384
20053.7744432212386
20064.35050745683978
20072.35547335285101
20085.22774595052068
2009-2.87864744648855
2010-6.06068965520042
2011-3.79634792724294
20122.31331305508304
20131.19560535861132
2014-3.63684906989607
2015-17.3487575619014
20164.29521506829003
2017-0.795610863352259
2018-3.70498682958611
20190.888727513877867

Source publication: Macroeconomic Scoreboard

Get the data: PxStat PIA09

The growth in nominal ULC for the total economy from 2000 to 2019 is shown in the graph above. Prior to 2007, growth in nominal ULC exceeded 0%, indicating the decreased competitiveness in the Irish economy. Since 2007, growth in nominal ULC was below 0%, for the majority of years, indicating the economy was going through phases of increased competitiveness. In 2019, ULC growth increased, the first time since 2016 and recorded a result of 0.9%. This is an indication of the decreased competitiveness that the Irish economy experienced in 2019. This was mainly driven by lower GVA growth for the total economy of 5.4% in 2019, compared to 9.2% in 2018 with a relatively unchanged hourly wage.

X-axis labelNominal Unit Labour CostNominal Hourly Wage Real Labour Productivity
20004.104602444724268.032744735043123.92814228997711
20016.978344493945648.126074585957261.14773009204607
20020.7700047004423836.122445454514495.35244075419118
20036.827827959711297.183116788899160.355288829012345
20043.342347612553845.680376581097312.33802896866304
20053.77444322123864.460553102054530.686109880955586
20064.350507456839784.532569430806440.182061973990311
20072.355473352851016.337806650370243.98233329736638
20085.227745950520684.71460278811576-0.513143162482669
2009-2.878647446488550.438570969456743.31721841595746
2010-6.060689655200425.0659432363439511.126632891685
2011-3.79634792724294-1.636612714969252.15973521227367
20122.313313055083040.66370089181057-1.64961216327247
20131.19560535861132-0.607365257945531-1.80297061655683
2014-3.636849069896070.2786896321024883.9155387019986
2015-17.34875756190141.1813168086749418.5300743705763
20164.295215068290032.5593310293887-1.73588403890128
2017-0.7956108633522592.780754281603373.57636514495565
2018-3.704986829586111.942456136012465.64744296559855
20190.8887275138778674.005166973218173.11643945934024

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The chart above shows the growth in nominal ULC for the whole economy and examines the relationship between nominal labour compensation and labour productivity. In 2019, nominal labour compensation grew by 4.0% up from 1.9% in 2018, while real labour productivity growth fell from 5.7% in 2018 to 3.1% in 2019.  As hourly wage growth outstripped labour productivity growth, this led to an increase in nominal ULC of 0.9%, which was associated with a decrease in Ireland’s competitiveness. Ireland’s competitiveness peaked in 2015, although this was associated with the globalisation events where there was an extraordinary increase in real GVA while employment and COE remained broadly unchanged.    

The graph also highlights the decreased competitiveness in the years prior to 2008 associated with increased growth in hourly compensation and linked to increased wage inflation in that period. However, the increased competitiveness since 2009 has been linked to falling wages and a low-inflation environment, while some globalised sectors are becoming more capital intensive, such as the ICT and Manufacturing sectors due to increased imports of intellectual property products (IPP).

X-axis labelNominal Unit Labour CostNominal Hourly WageReal Labour Productivity
2000-6.48799836991382.997686739406049.48568510820182
20019.9732934609977612.48331704738732.51002358587067
2002-14.47879835504573.5884413699079718.0672397251962
20033.337508908881264.785301916334591.44779300800261
2004-1.59255952870992.652123574403884.24468310252531
2005-0.03412348495399798.027173833097118.06129731893091
20063.200059858561478.160897299637474.96083744136558
2007-4.901102001754747.3675347368526912.2686367383227
20089.090677362573475.13308155039037-3.95759581277394
2009-8.05332180864494-5.766180812570352.28714099666207
2010-2.529373640821617.174826958874419.7042005994031
20111.48678726506409-0.395617141632375-1.88240440669635
20120.547374937636581-0.927835574831526-1.47521051246824
201310.74187517490616.08955133897237-4.65232383593368
2014-5.888075836712291.864471093080547.75254692979282
2015-52.43780223419263.8651126033845756.3029148375772
20167.795884915765523.64991258295561-4.14597233280994
2017-0.7494569699398054.914820567868065.66427753780778
2018-6.279475510833157.3909846520978713.6704601629312
20193.305802335379347.819380130576064.51357779519656

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ULC growth in the Foreign-dominated sector has been much more volatile than in the Domestic and Other sector. In 2019 hourly wage growth was 7.8%, while real labour productivity fell to 4.5% in 2019. As hourly wage growth increased faster than real labour productivity, the sector experienced decreased competitiveness, similar to the overall economy. The slower labour productivity growth is on the back of weaker GVA growth for sectors such as Manufacturing and ICT, when compared to 2018.

In general, the Foreign sector has had large and intermittent decreases and increases in nominal unit labour cost over the period 2000-2019.  For example, there was a 14% decrease in ULC in 2002, largely due to an 18% increase in labour productivity, while 2009 was the only year where growth in hourly compensation was largely negative. Looking over the entire nineteen-year period the graph highlights the volatile nature of ULC for the Foreign sector.

X-axis labelNominal Unit Labour CostNominal Hourly WageReal Labour Productivity
20006.892954895670398.913939056107812.02098416057904
20016.895186515032827.382359414929140.487172899962453
20025.186783818293026.677980290199941.49119647187268
20035.91270610701177.63891922364091.72621311656294
20043.561985247260346.126811979357172.56482673219153
20054.76205853196314.04258319426662-0.719475337791208
20064.578710934721464.1405583458802-0.438152588869708
20073.56637157516196.305466998233552.73909542307277
20084.635496214140854.62177591635664-0.0137202977289695
2009-0.6918596350854181.079111068756311.77097070375158
2010-5.778994597317493.527102987087039.30609758446673
2011-4.61806794713502-1.850049102641662.76801884449332
20122.997910720959980.830204602378484-2.16770611858145
2013-0.676509419946675-1.61400863861572-0.937499218669021
2014-2.488864350660850.02030342702852952.50916777768939
2015-0.8080156735035660.6918052098850241.49982088338856
20163.31479852256022.37086017011716-0.943938352442979
20170.5034242630213612.473490808696621.97006654567536
20180.1239907892398661.094355844529220.970365055289202
20191.408175056617643.204969899699111.7967948430814

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Nominal ULC growth in the Domestic and Other sector is illustrated in the above graph. In 2019, nominal ULC experienced the largest growth since 2016, which was also associated with decreased competitiveness. In 2019, hourly compensation grew by 3.2%, up from 1.1% in 2018. Labour productivity growth on the other hand, increased from 1.0% in 2018 to 1.8% in 2019. Similar to the total economy, the Domestic and Other sector experienced decreased competitiveness in the early 2000’s due to strong hourly wage growth and weaker labour productivity growth. The post crisis period, however, had lower levels of hourly wage growth, which has been increasing steadily since about 2016, leading to volatility in ULC growth.

X-axis labelNominal Unit Labour Cost
Construction-1.01577329259333
Financial and Insurance Activities-0.62995583861464
Accommodation and Food Service Activities0.554243914255932
Electricity, Gas and Steam0.0923658133009533
Transport and Storage1.2770525207976
Education2.32243772328296
Human Health and Social Work3.03175085173901
Arts Entertainment and recreation3.40806403482352
Wholesale and Retail4.37220517472873
Water Supply Sewerage Waste Management6.42575372618224

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The chart above shows growth in ULC in some of the Domestic and Other sectors in 2019. Water Supply and the Wholesale and Retail sector were the least competitive with growth in ULC of 6.4% and 4.4% respectively. The Construction sector as well as the Financial sector were the most competitive, with declines in unit labour cost of 1.0% and 0.6% respectively. The Construction sector recorded growth in hourly compensation of 4.7% and labour productivity growth of 5.7%, leading to a fall in the growth of nominal ULC. The Financial sector reported a decline in labour productivity growth of 0.8%, while a fall in hourly compensation of 1.4% was recorded. As labour productivity grew faster than hourly wage growth in these sectors, Construction and the Financial sector were the most competitive in 2019.

X-axis labelNominal Unit Labour Cost
Ireland - Foreign-4.50398346296764
Ireland-2.26177304449405
Greece-0.826824471605958
Cyprus-0.720414668727887
Croatia-0.395075046297122
Spain-0.179054859950989
Ireland - Domestic & Other-0.0270139104578626
Portugal0.361398030629489
Denmark0.436736628424628
Italy0.67061554345802
France0.702173750820245
Finland1.00322898033087
Slovenia1.07483369685559
Netherlands1.16630463378822
Belgium1.23699403653086
Poland1.59443584639343
United Kingdom1.70167575534519
Austria1.87523146962967
Germany1.90392873310956
Sweden2.04645356768483
Czechia2.16869984308328
Luxembourg2.26194550058976
Slovakia2.28978704592802
Hungary2.33605533185914
Malta2.58305458747394
Romania3.15888736702705
Lithuania3.94050102598078
Estonia4.17490045135009
Latvia4.31036998856797
Bulgaria4.59268516298885

Get the data: Eurostat

Average growth in nominal ULC for Ireland compared to the rest of the EU for the period 2010 to 2019 is illustrated in the above graph. Ireland - Foreign had an average annual decrease in its ULC of 5% over the period, the most negative result in the EU. This result was mainly driven by the globalisation events, which recorded dramatic increases in GVA in 2015, with very little impact on wages. However, a careful interpretation of competitiveness is required for the Foreign Sector in Ireland, particularly in this example. The onshoring of IPP has resulted in dramatic increases in income flows which are driving down unit labour costs, compounded by no significant change in employment being associated with these balance sheet developments. Of the countries examined, Ireland was the most competitive, with the result of -2.3%[1] . Ireland - Domestic and Other was closer to Portugal, Denmark and Spain, with a growth in ULC of 0% which arguably gives a more accurate reflection of competitiveness in the underlying economy.

[1] CSO estimates are included for Ireland to allow subsectors Ireland-Foreign and Ireland-Domestic and Other to be calculated.


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