Final answer:
Parliamentary Regime Management (PRM) places greater emphasis on party discipline and the alignment between the executive and the legislature, promoting viable third parties more efficiently than conventional presidential democracies. It contrasts with other democratic systems by having the prime minister within the legislature, thus unifying policy agendas more seamlessly.
Step-by-step explanation:
The concept of Parliamentary Regime Management (PRM) differs from the conventional view of democracy through several key aspects. In PRM, there's a distinct party discipline that ensures the prime minister can count on the loyalty of party members, contrasting with presidential systems where a president is separate from the legislature, possibly leading to a divergence between executive and legislative agendas.
Moreover, PRMs often enable a stronger representation for viable third parties compared to presidential systems, where plurality voting and coalition requirements tend to foster a two-party system more often.
The structuring of a parliamentary regime embeds the executive within the legislature, meaning the prime minister is selected by and from among the legislature members. This creates a more unified policy agenda as the prime minister's objectives are closely aligned with legislative priorities.
In contrast, a president in a democratic republic tends to operate separately from the legislative body, which may lead to distinct and sometimes conflicting policy positions.
Finally, democracies can make errors in policy enactment which may not reflect the public good, a risk present in both PRMs and conventional democracies, but manifesting differently due to the fundamental structural differences between the two systems.