Many museums offer free admission on Labour Days to honor workers.

The manual labourers finished the heavy shipment before noon, earning praise from the foreman.

The Twelve Labours of Hercules have inspired countless works of art and literature over the centuries.

In a seminar on political economy, she argued that the labour value theory provides essential insights into how commodity prices are determined.

The economist defended the labour-value theory during the debate on income distribution.

The labour theory of value remains central to debates about how prices reflect socially necessary labour time.

She labouringly carried the crates up the steep stairs, stopping only to catch her breath.