What Makes an Hour of Work Produce More?

Working an extra hour can increase production without improving productivity at all. If a workshop makes twice as many chairs by doubling everyone's working hours, its total output rises, but output per hour stays unchanged. This distinction is central to an economic idea that is often confused with being busy. Labour productivity asks how much is produced for each hour worked. It directs attention towards what an hour achieves, rather than simply how many hours people put in.

多工作一小时，可能增加产量，却完全没有提高生产率。如果一家作坊通过把所有人的工时翻倍，让椅子产量翻倍，那么总产出增加了，但每小时产出保持不变。这一区别是一个经济学概念的核心，而这个概念经常被误解为忙碌程度。劳动生产率关注的是每工作一小时能生产多少。它把注意力引向一小时取得的成果，而不只是人们投入了多少小时。

Consider a hypothetical bakery with two workers. During a four-hour shift, they produce eighty identical loaves that meet the same quality standard. That is eight worker-hours altogether, so labour productivity is ten loaves per worker-hour. If the same team produces one hundred comparable loaves during another four-hour shift, the figure becomes twelve and a half. These are invented numbers for illustration. The calculation also shows why counting only the length of the shift would miss half the labour input.

以一家有两名员工的假设面包店为例。在四小时的班次中，他们生产了八十条相同且达到同一质量标准的面包。两人合计投入八个劳动小时，因此劳动生产率是每劳动小时十条面包。如果同一团队在另一个四小时班次中生产了一百条可比的面包，这个数字就变成十二点五条。这些数字是为说明问题而虚构的。这个计算也说明，为什么只计算班次时长，会漏掉一半的劳动投入。

One possible explanation for the increase is better equipment. A mixer might prepare dough more quickly, allowing the bakers to complete more batches within the same hours. Buying machinery is an investment in capital: resources used to help produce goods and services. Yet higher output per worker-hour would not prove that the workers themselves had become more skilful. Their performance would partly reflect the equipment available to them. This is why labour productivity should be interpreted as a result of the production system, rather than a personal score.

产出增加的一个可能解释是设备改善。搅拌机可能更快地准备好面团，让面包师能在相同工时内完成更多批次。购买机器属于资本投资，即投入用于帮助生产商品和服务的资源。但每劳动小时产出提高，并不能证明员工自身的技能变强了。他们的表现会部分反映其可使用的设备。因此，劳动生产率应被理解为生产系统的结果，而不是个人评分。

Skills and organisation offer other possible explanations. In our hypothetical bakery, training could help workers handle dough consistently and avoid batches that must be remade. Clearer instructions could prevent confusion about orders. Moving ingredients closer to the preparation area could reduce unnecessary walking. These changes need not require people to rush. They could increase useful output by removing delays and mistakes. A bottleneck would still matter: preparing dough faster might achieve little if the oven were already full throughout the shift.

技能和组织方式提供了其他可能的解释。在这家假设面包店中，培训可以帮助员工稳定地处理面团，避免整批返工。更清楚的指示可以防止订单混乱。把原料移到更靠近准备区的位置，可以减少不必要的走动。这些变化并不一定要求员工加快动作，而是可以通过消除延误和错误来增加有用产出。瓶颈仍然重要：如果烤箱整个班次都已满负荷运转，那么更快地准备面团可能收效甚微。

The Australian Bureau of Statistics distinguishes labour productivity from measures that consider several inputs together. Its May 2026 guide explains that productivity concerns the efficiency with which inputs become outputs. Labour productivity relates output to hours worked; multifactor productivity considers labour and capital together. Returning to the bakery, an expensive new mixer could raise output per hour while also increasing the capital used. To understand the source of improvement, we would need to examine more than the workers' time. The simpler ratio answers an important question, but not every question.

澳大利亚统计局区分了劳动生产率和同时考虑多种投入的指标。其2026年5月的指南解释说，生产率关注投入转变为产出的效率。劳动生产率把产出与工时联系起来；多要素生产率则同时考虑劳动和资本。回到面包店的例子，一台昂贵的新搅拌机可以提高每小时产出，同时也增加所使用的资本。要理解改善的来源，就不能只考察员工的时间。这个较简单的比率回答了一个重要问题，但并非所有问题。

In a September 2024 IMF explanation, economist Robert Zymek discusses total factor productivity, which concerns how effectively an economy generates income from its inputs. He highlights workforce education and health, the allocation of resources among firms, and international trade as factors associated with higher productivity. The scale is much larger than a bakery, but a connection is visible: productive work depends on capabilities and surrounding arrangements. At the national level, resources also need opportunities to move towards businesses that can use them well.

在2024年9月的IMF科普中，经济学家罗伯特·齐梅克讨论了全要素生产率，即一个经济体利用投入创造收入的有效程度。他指出，劳动者的教育和健康、企业之间的资源配置，以及国际贸易，都是与更高生产率有关的因素。其规模远大于一家面包店，但两者之间的联系清晰可见：富有成效的工作依赖能力以及周围的安排。在国家层面，资源也需要有机会流向能够有效利用它们的企业。

Measurement becomes harder when outputs differ. Counting comparable loaves is relatively straightforward; comparing an ordinary loaf with a much better one requires attention to quality. Services create further questions. For example, a hypothetical repair business could finish more jobs by skipping checks, yet customers might soon return with the same faults. A rising job count would then give an incomplete picture of performance. Managers have an incentive to choose convenient measures, so it is sensible to ask what those measures leave out before treating a higher number as success.

当产出各不相同时，衡量就更困难。清点可比的面包相对简单；比较一条普通面包和一条质量好得多的面包，则需要关注质量。服务业还带来了更多问题。例如，一家假设的维修企业可以通过跳过检查来完成更多订单，但顾客可能很快又因同样的故障回来。这时，增长的订单完成量就无法完整反映经营表现。管理者有动机选择方便的指标，因此，在把更高数字视为成功之前，询问这些指标遗漏了什么，是明智的做法。

For a business considering change, the bakery calculation suggests a practical sequence. Define the output and its required quality, count all the hours involved, and investigate where work is delayed or repeated. Then test whether equipment, training or a different arrangement improves the result. At an economy-wide level, sustained productivity improvements help support higher living standards, as the IMF explains. How the benefits are shared remains a separate question. The immediate management question is concrete: which change would enable the same working time to deliver more useful output?

对于考虑改变的企业，面包店的计算提示了一个实际的步骤顺序：界定产出及其必须达到的质量，计算涉及的全部工时，并调查工作在哪里被耽搁或重复。然后测试设备、培训或不同安排是否改善了结果。在整个经济体层面，正如IMF所解释的，持续的生产率改善有助于支持更高的生活水平。收益如何分配，仍是另一个问题。眼前的管理问题则很具体：哪一种改变，能让相同的工作时间带来更多有用产出？