
Why Are Unions So Focused on Fighting Trade Deals? – WSJ
23 Mar 2015 Leave a comment
in applied welfare economics, international economics, poverty and inequality, unions Tags: free trade agreements, middle-class wage stagnation

Half of all U.S. workers represented by unions work for governments, and another 12% are in education or health care. Trade has very little direct impact on them. Another 20% of workers represented by unions are in construction, wholesaling, retailing or transportation doing jobs that are largely immune from import competition.
Less than 10% of all the workers that U.S. unions represent today are in manufacturing or agriculture, the industries most exposed to harm from globalization. Trade creates winners and losers; a small fraction of union workers are among the obvious losers.
The reasons advanced by the American union movement is trade deals enhance the bargaining power of employers over workers and is a major contributor to the wage stagnation over the last 20 years.
I hope the Unions got that analysis of trade and wages growth right because most union members benefit from the lower prices from import competition.
via Why Are Unions So Focused on Fighting Trade Deals? – Washington Wire – WSJ.
Class war warrior @WJRosenbergCTU inadvertently refutes the case for the class struggle
17 Mar 2015 Leave a comment
in applied welfare economics, economic growth, economic history, labour economics, poverty and inequality, unions
Today in the Dominion Post, Bill Rosenberg, a trade union self-described economist, argued that the workers are not getting their fair share of productivity gains in New Zealand over the last 35 years:
I calculate that wages in the 60 per cent of the economy studied by the commission would have been 12 per cent higher on average by March 2011, if they had kept up with productivity since 1978.
He then rounded up the usual Twitter Left suspects:
The commission’s study is important in that it finds that a large part of the fall in the labour share of income in the 1990s was due to high unemployment created by the radical restructuring of the economy that began in the 1980s and the Employment Contracts Act passed in 1991. Australia underwent similar restructuring during the period, but its labour income share fell only slightly. Its labour market is underpinned with an award system and other protections.
12%! 12% is at all that the class struggle is about over a 35 year period in terms of wage losses and labour surplus extract by the greedy bosses?
Figure 1: Real equivalised median household income (before housing costs) by ethnicity, 1988 to 2013 ($2013)

Source: Bryan Perry, Household incomes in New Zealand: Trends in indicators of inequality and hardship 1982 to 2013. Ministry of Social Development (July 2014).
As shown in figure 1, between 1994 and 2010, real equivalised median New Zealand household income rose by 47%; for Māori, this rise was 68%; for Pasifika, the rise in real equivalised median household income was 77%. Obviously these losses from the change in shares of GDP are dwarfed by the general increases in living standards over the last 20 years.
As is common with every member of the Left over Left that I run into these days, such as Bill Rosenberg, their analysis has no gender analysis.

The Left over Left invariably fail to mention that New Zealand has the smallest gender wage gap of all the industrialised countries.

Over the last more than two decades in New Zealand, there has been sustained income growth spread across all of New Zealand society contrary to hopes and dreams of the Left over Left. Perry (2014) reviews the poverty and inequality data in New Zealand every year for the Ministry of Social Development. He concluded that:
Overall, there is no evidence of any sustained rise or fall in inequality in the last two decades. The level of household disposable income inequality in New Zealand is a little above the OECD median. The share of total income received by the top 1% of individuals is at the low end of the OECD rankings.
As for Rosenberg’s hypothesis that it’s all the fault of the Employment Contracts Act, that doesn’t stand up. Figure 2 shows that union membership has been in a long slow decline in New Zealand since the mid-1970s. This is been pretty much the pattern all round the world.
Figure 2: Union density, New Zealand, Australia, the UK and USA 1970-2013

Source: OECD Stats Extract
The much hated Employment Contracts Act 1991, much hated by the Left over Left, doesn’t really show up in the union density figures in figure 2. There is no sudden break in trend obvious in figure 2 in the early 1990s when the Employment Contract Act was passed.
Indeed, the passage of the Employment Contracts Act 1991 was followed by a 15 year economic boom in employment and economic growth, as shown in figure 3. This was after the lost decades of 1974 to 1992 when there was next to no growth in real GDP per New Zealander aged 15 to 64. The good old days when the Lost Decades for New Zealand.
Figure 3: Real GDP per New Zealander and Australian aged 15-64, converted to 2013 price level with updated 2005 EKS purchasing power parities, 1956-2013

Source: Computed from OECD Stat Extract and The Conference Board, Total Database, January 2014.
Things are so grim for the class struggle in New Zealand that the leader of the Labour Party has had to redefine the working class because it is withering away so rapidly because so many workers are joining the middle-class:
Andrew Little is looking to update Labour's definition of the 'working class': stuff.co.nz/national/polit… http://t.co/AQ9mJL7CQf—
NZ Stuff Politics (@NZStuffPolitics) November 30, 2014
@greencatherine @PPTAWeb Teachers union concedes that NZ charter schools improve student outcomes?
04 Mar 2015 1 Comment
in economics of education, human capital, politics - New Zealand, politics - USA, unions Tags: charter schools, School choice
The New Zealand teachers union went into a very curious rant against chartered schools in a letter to the Dominion Post today. Instead of saying that they do not improve student outcomes, the usual propaganda, the author of the letter focused on system-wide outcomes after the introduction of charter schools.

It is usual for the teachers union to say that the schools themselves fail rather than argue that adding five or 10 schools to a system of thousands of public schools in New Zealand will through competition from these few schools to lift the entire system. For example, the teachers union sets a very high standard for the charter schools:
The United States has had charter schools for a more than a decade and there has been no measurable improvement in that country’s overall performance in literacy, maths and science. The United States lags far behind New Zealand on recent performance tests in all those areas.
It is unwise to say there is no evidence because that leaves you open to the cheap shot that will find one piece of evidence and then ask why you making things up. For example, the Maxim Institute found that:
The evidence from the small body of research that exists is mixed: some studies have found the presence of charter schools to have had a small negative impact on pupil achievement in regular state schools, while other studies have found charter schools to have had either a negligible or small positive impact…
There my work is done. All I had to show was that there was some evidence showing that charter schools improved the performance of neighbouring schools.

Why is the teachers union pretending that this evidence is not there when it can be found and so easily on the Internet?

Is the reason that the evidence that charter schools improve the outcomes of students that go to them is so strong that they have to move to new reasons for opposing them? The evidence is some chartered schools do very well and in particular for minority students. Their greatest strength is they are closed if they fail. No similar standard applies to failing public schools.

At a minimum, the teachers unions have conceded that the charter schools seem to work and that they do no harm to the rest of the system? If there was evidence of that, they would be quick to put it forward.
The US teaching workforce is disproportionately unionized
03 Mar 2015 Leave a comment
in economics of education, labour economics, unions Tags: charter schools, teachers union, union power, union wage premium, which school choice

HT: Vox
More on union hypocrisy and the living wage
26 Feb 2015 Leave a comment
in labour economics, minimum wage, unions Tags: Left-wing hypocrisy, living wage
Sam Peltzman on Teacher’s Unions
15 Feb 2015 Leave a comment
in economics of education, politics - New Zealand, politics - USA, unions Tags: School choice, teachers unions, union power, union wage premium
The Unappreciated Success Of Charter Schools
10 Feb 2015 Leave a comment
in economics of education, Public Choice, rentseeking, unions Tags: charter schools, School choice
Union density has taken a bit of a battering in US manufacturing and construction
05 Feb 2015 Leave a comment

Some economics of zero hours contracts – part 4: team production as a constraint on working time flexibility
07 Dec 2014 Leave a comment
in labour economics, labour supply, managerial economics, organisational economics, personnel economics, unions Tags: labour economics, zero hours contracts
To continue with my theme in my previous three blogs that zero hours contracts aren’t supposed to exist, a leading explanation for the hesitancy of employers to agree to part-time hours is team production (Hutchens and Grace-Martin 2004, 2006; Hutchens 2010).
Employers may want their employees to work a minimum number of working hours because of rigid production technologies and/or team production. Production technologies vary in the rigidity they impose on the hours worked by employees.
The co-ordination of working times is paramount to effective team production. Once the work time schedule is fixed for team, the worker faces a choice between working at the fixed schedule or working in another team or job.
Two common examples of teams are an assembly line and a football team. Both require a minimum number of workers with rigid starting and finishing times. The absence of a team member could reduce team productivity or safety or even stop production entirely.
When the cost of absence is higher such as for team production, there are more efforts to reduce absences. When a single employee absence is costly to employers, employers take steps to ensure that a minimum number of workers plus a reserve are present. There will be increased spending on monitoring, more cross-training, mutual monitoring by employees and the use of peer pressure. Multiple production lines reduce the risks of absence because spare staff can be hired to fill in across different teams.
Other workers can produce independently of their co-workers. One example is a member of a typing pool. The contribution of each typist depends on their efforts alone. The increment they add to production does not vary with the presence or absence of others, nor is the productivity of others affected by their output. If there is little teamwork, the absence of a worker does not affect other workers.
The Department of Labour (2009) found that about 60 per cent of New Zealand full-time employees did not have flexible hours.
A leading reason for employers hiring part-time workers is to solve scheduling problems that arise when hours of operation and peak periods of daily or weekly production do not easily divide into standard shift lengths.
For example, within the day and within the week variation in customer demand explains the heavy use of part-timers in restaurants, retails stores and many services outlets. Not surprisingly, zero hours contracts arise in industries such as the food services sector where there is already a long history of part-time work.

Different production technologies require their own levels of coordination and supervision. This complicates the use of part-timers. Scheduling problems can arise of workers arrive at different times.
A mix of full and part-time employees could increase supervision costs. There can be repetitions of instructions and different capabilities to perform the same tasks.
Two part-timers could be productive if job is repetitive and does not require much co-ordination. Again, and not surprisingly, zero hours contracts occur in industries where the jobs appear to be relatively simple and the worker can pretty much work out what to do after a little bit of training with little supervision.
A managerial employee is less likely to be allowed to be part-time because they will be absent when employees need direction (Hutchens and Grace-Martin 2004, 2006. Managerial employees have scale effects. Higher level management decisions percolate through the rest of the organisation. The interaction of talent and scale ensures that the impact of any loss of efficiency from having part-time managers compound geometrically into the efforts and productivity of those they lead. Sharing a managerial job has costs because information must be exchanged and a common agenda agreed.
The economics of team production suggests that zero hours contracts will occur in teams with peaks and ebbs in customer demand, where workers are pretty much interchangeable alone can take over with little or no instructional briefing, and the level of task dependency between workers is small.
When extra workers on zero hours contracts are brought on to deal with the spike in demand, they take over the servicing of this demand. There is little need for them to interact with existing workers. For example, in a restaurant situation, they could deal with the extra tables filled by the spike in demand. In a McDonald’s restaurant, for example, they could just take over that the till that was otherwise not in use and serve the extra queues of customers.
To summarise, unless we have a good idea about why firms are moving to zero hours contracts, which we don’t, and why employees sign these contracts rather than work for other employers who offer more regular hours of work, meddling in these still novel arrangements is pretty risky.





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